七年级（下）Unit 3能力测试题
听力部分（25分）
I. 听句子，根据所听内容选择最佳应答句。句子念两遍。（共5小题，每小题1分）()1. A. It is black.
B. It is sleeping.
C. It is under the basket.
()2. A. I t isn’t a cat.B. No, it isn’t.
C. Yes, I do.
()3. A. They help us many times.
B. They are useful.
C. They help look after sheep.
()4. A. That’s a good idea.
B. Have a good time.
C. You’re welcome.
()5. A. She is patient.
B. She comes from America.
C. She likes Chinese food.
II. 听对话，根据对话内容选择最佳答案。对话念两遍。（共6小题，每小题1分）听第一段对话，回答第6?7小题。
()6. Who bought a dog for Sally?
A. Her grandpa.
B. Her grandma.
C. Her brother.
()7. How many things does Sally need to do for the dog?
A. Two.
B. Three.
C. Four.
听第二段对话，回答第8?9小题。
()8. Why does the man NOT buy the cat food on the left?
A. Because it’s too cheap.
B. Be cause it’s a little expensive.
C. Because it’s not good.
()9. How much does the man spend on the cat food?
A. Five dollars.
B. Nine dollars.
C. Ten dollars.
听第三段对话，回答第10?11小题。
()10. What is the activity about?
A. How to save water.
B. How to protect animals.
C. How to protect forests.
()11. How long will the activity last?
A. For two and a half hours.
B. For three hours.
C. For three and a half hours.
III.听短文，根据所听内容选择最佳答案。短文念两遍。（共4小题，每小题1分）()12. How long did the trip last?
A. For 7 days.
B. For 15 days.
C. For 30 days.
()13. How did the speaker travel around Qufu?
A. By taxi.
B. By bus.
C. By bike.
()14. What did the speaker NOT do during the trip?
A. Make friends.
B. Go shopping.
C. Go boating.
()15. How did the speaker feel during the trip?
A. Happy.
B. Tired,
C. Bored.
IV.听短文，根据所听内容和思维导图补全短文。短文念两遍。（共5小题，每空2分）
My favorite animals are elephants. They live in the (16) _________. There are many kinds of food for them to eat, but leaves and (17) _________ are their favourite food. Don’t be afraid of elephants because they are gentle. They are very good at (18) _________. But there won’t be many elephants.
First, people hunt them for (19) _________. Second, there are few forests for them to live in. So we should try our best to (20) _________ them.
笔试部分(75分）
第一卷选择题(50分）
I.词汇测试。（5分）
从下面每小题的A、B、C三个选项中选出最佳选项。（共5小题，每小题1分）
()1. — Excuse me. Can you lead me to Room 304?
—Of course, sir. This way please.
A.leave
B. catch
C. take
()2. — Sam became blind when he was three years old.
—How poor he is! We should try to help him more in our daily life.
A. couldn’t see
B. couldn’t talk
C. couldn’t hear
()3. — Can we arrive at the restaurant before 4:00 p.m.?
—I’m afraid we can’t. The traffic is always heavy in the afternoon.
A. move to
B. get to
C. fly to
()4. —I am very fat, so my parents don’t _________ me to eat too much meat.
—Well, I think they are right. You should have a healthy eating habit.
A. allow
B. provide
C. teach
()5. — Oh, dear. You have to _________ from your sweet dream.
—Mom, let me sleep for another five minutes.
A. get down
B. take out
C. wake up
II.完形填空。（15分）
阅读下面短文，从短文后所给的a、b、c 三个项中选出能填入相应空白处的最佳选项。（共10小题，每小题I.5分）
Tm Daniel, an eight-year-old boy. My life was great. Every 6, Mom woke me up with her sweet voice. For breakfast, Dad made me 7 food. After school, Dad and I played football until dinner. But one day, my parents told me that I would have a little 8. I knew I wouldn’t like her. My friend Jeff got a baby sister last year. Then his p arents didn’t have time to 9 him.
Months later, Mom and Dad 10 home with my new sister. I wanted to tell them to 11 her out. I didn’t want to share (分享）my parents with her. Well, here they were. Dad 12 a pink blanket (毯子). Grandma hugged Mom and then looked inside the pink blanket. She said the baby was J13. I sat in my bedroom and didn’t want to go out there. A few 14 later, Dad came into my room and put the baby in my arms, And then a (n) 15 thing happened. She smiled at me, I thought she knew that I was her brother. At that moment, I thought maybe havin g a sister wouldn’t be so bad.
()6. A. morning B. afternoon C. evening
()7. A. bad B. delicious C. natural
()8. A. pet B. brother C. sister
()9. A. light up B. learn from C. play with
()10. A. visitedB. left C. came
()11. A. work B. take C. look
()12. A. made B. ticked C. carried
()13. A. beautiful B. poor C. boring
()14. A. years B. weeks C. minutes
()15. A. popular B. amazing C. famous
III.阅读理解。（30分）
阅读下列短文，从下面每小题的A、B、C、D四个选项中选出最佳选项。（共20小题，每小题1.5分）
A
If you’re a fan of cartoons (动画片)，these hotels will make you want to spend your day and night SpongeBob Room
SpongeBob makes many kids and their parents laugh. Now you can have a good
chance to share a room with him and all his friends: Patrick, Gary and Mr Krabs.
Tel: 2793-3869
Address: in Nickelodeon Hotel Price: 150 dollars a night
Hello Kitty Room
Lots of kids love Hello! Kitty. She tells us that I simple things are beautiful.
This room is so lovely that I you’11 feel very comfortable I and cool when staying in
it.
Tel: 8523-7109
Address: in the Grand Hi-Lai Hotel
Price: 120 dollars a night
Underwater Room
Do you want to see the beauty of the sea? Living in the great underwater room is a
good choice for you. Look out of the window, and you can see a world full of sea animals.
Tel: 6602-4835
Address: in Talay Karon Beach Resort
Price: 130 dollars a night
Barbie Room
Barbie is a popular doll and most girls love her. Now she comes to life in this room.
You may feel like a princess (公主) when you stay in the room.
Tel: 1158-2306 Address: in the Hilton Hotel Price: 150 dollars a night
()16. How many cartoon characters (人物) can we see in SpongeBob Room?
A. Two.
B. Three.
C. Four.
D. Five.
()17. Linda is eight years old, and she loves Hello Kitty very much. Which hotel does she probably live in?
A. Nickelodeon Hotel.
B. The Grand Hi-Lai Hotel.
C. Talay Karon Beach Resort.
D. The Hilton Hotel.
()18. If Peter wants to stay in the Underwater Room for two nights, how much should he spend? A. 200 dollars. B. 240 dollars.
C. 260 dollars.
D. 300 dollars.
()19. Which of the following is TRUE according to the passage?
A. If you want to book (预订) the Sponge-Bob Room, you can call 8523-7109.
B. You can swim with fish in the Underwater Room.
C. Most boys want to live in the Hilton Hotel.
D. If you stay in the Barbie Room for a night, you should spend 150 dollars.
()20. Where can we read the passage?
A. In a travel magazine.
B. In a history book.
C. In a storybook.
D. In a sports magazine.
B
Do you like animals? Many ,people like squirrels (松鼠). They are good at climbing trees land like to eat nuts best. These days, people are talking about a smart and funny squirrel in an online video. This small animal comes from New York, the USA. In the video, he is eating an egg roll in a tree. The food looks delicious, and the animal is enjoying it. Many people think the squirrel is interesting and cute when he’s eating, so they love him very much.
The Twitter account (推特账号) WhatlsNewYoik puts the seven-second video online. It also writes，“It doesn’t look like this squirrel’s first egg roll.”This video is so interesting that a lot of people watch it in a week.
“I want to be happy like him next year,”a Twitter user writes. Another Twitter user writes,“He forgets the sauce (酱汁).”
In 2015, a video of a mouse eating pizza got popular online. Many people think that the mouse was fun and called it Pizza Mouse. Now the squirrel has the same story.
()21. Where can people see the squirrel according to the passage?
A. In a zoo.
B. In a food store.
C. In an online video.
D. In a supermarket.
()22. What CANNOT we know from Paragraph 2?
A. Where the squirrel is from.
B. What the squirrel is eating.
C. Why people like the squirrel.
D. Who makes the video of the squirrel.
()23. What do many people think of the squirrel?
A. Naughty.
B. Fun.
C. Poor.
D. Strange.
()24. How long does the video last?
A. For seven minutes.
B. For seven seconds.
C. For ten minutes.
D. For ten seconds.
()25. What’s the best title for the passage?
A. The Egg Roll Squirrel.
B. The Pizza Mouse.
C. Small but Cute Squirrels.
D. Online Videos.
C
There was a dog in the Greens’ house. When the family went out, they always left the dog inside the house. One evening they wanted to go to the cinema, so they left the dog in the house and locked their door. It took them fifteen minutes to get to the cinema by car.
The film finished at 9:30 p.m. and then they went home happily. When they came to their front door, they found that the glass in the door was broken. The door was open. A thief! They went in their house and quickly looked in all the rooms, but everything was in the right place and nothing was missing.
Their dog was sleeping in the living room. Mrs Green was angry with the dog. “Why didn’t you guard (看守) the house?”she said. The dog saw Mr and Mrs Green when they came into the room. And it led them to a comer of the room happily. Can you guess what Mr and Mrs Green saw at the comer? It was a man’s finger!
The end of the story is this: Mr Green called the police and told them everything. Three days later the police caught the thief.
()26. What did Mr Green and his wife do that evening?
A. They went to see a film.
B. They walked their dog in the park.
C. They went to the police office.
D. They went to a shop to buy glass.
()27. When did Mr and Mrs Green probably get home?
A. At about 8:45 p.m.
B. At about 9:00 p.m.
C. At about 9:35 p.m.
D. At about 9:45 p.m.
()28. Why was Mrs Green angry with the dog?
A. Because it made the room dirty.
B. Because it made the glass broken.
C. Because it d idn’t go to the cinema with her.
D. Because she thought it didn’t guard the house.
()29. How was the dog when it saw Mr and Mrs Green?
A. Angry.
B. Surprised.
C. Happy.
D. Sad.
()30. What can we infer from the passage?
A. Mr and Mrs Green will like their dog better.
B. Mr and Mrs Green will drive their dog off.
C. The police will buy some gifts for the dog.
D. The police will ask the dog for help next time.
D
Dear Grandma,
How time flies! I have spent about three months in this new place. I still remember the hard trip to this place. My parents and I traveled by boat first and then by bus. It took us almost one week to get here. There are no stores here. We have to go to the town center if we need to buy something. And there’s only one bus going be tween the town center and this place.
I miss our hometown very much, but my father said we had to move here because we would have
a better future. There are kids living near us and I hope they will be my friends. But now I don’t have time to play with them, because I have to help my father build a house.
My mother just had a new baby. Tm really happy to have a new brother and I try to help to take care of him. Most of the time he is sleeping and sometimes he smiles at me. You would be glad to see him.
It’s cold here and there isn’t much food for us now. But luckily spring is coming so on. Then we can grow more food.
I miss you and Grandpa very much. Can you come to visit us one day?
Yours,
Joe
()31. When did Joe move to the new place?
A. Almost one week ago.
B. About three weeks ago.
C. Over one month ago.
D. About three months ago.
()32. If Joe’s parents want to buy something, how sho uld they go to the town center?
A. By boat.
B. By train.
C. By bus.
D. By air.
()33. Why did Joe’s family move to the new place?
A. Because they wanted to have a better future.
B. Because the new place has lots of food.
C. Because Joe wanted to make friends with the kids there.
D. Because they wanted to live close to Joe’s grandparents.
()34. What can we know from Paragraph 3?
A. Joe’s brother is very naughty.
B. Joe loves his brother.
C. Joe’s grandma will visit him soon.
D. Joe’s parents have three children now.
()35. Whic h of the following is NOT Joe’s purpose (目的）of writing this letter?
A. To ask his grandma to take some food to them.
B. To tell his grandma about his hard trip to the new place.
C. To tell his grandma about his busy life in the new place.
D. To ask his granc|3arents to visit his family.
第二卷非选择题(25分）
IV.语法填空。（10分）
根据句子意思，用所给单词的适当形式填空，未提供单词的根据上下文填入适当的词。(共10小题，每小题1分）
Jenny is my good friend. She is (36) __________ Australian. She is a beautiful and lovely girl. Last Sunday, she was very busy. In the morning, she got up a t seven o’clock (37) __________ helped her mother make breakfast. After that, she did her homework from nine (38) __________ eleven. Then her mother asked her (39) __________ (do) the dishes after lunch.
In the afternoon，Jenny’s parents took (40) __________ (she) to the zoo. She loves animals very much. And her hobby is (41) __________ (take) photos of animals. There (42) __________ (be) lots of animals at the zoo, such as lions, tigers, giraffes, elephants and pandas. Jenny likes pandas best, (43) __________ they are cute. But she doesn’t like tigers. She thinks they are scary. Jenny took many photos there. The zoo usually (44) __________ (close) at 5:00 p.m., so Jenny went home with her parents at 4:50 p.m.
In the evening, Jenny watched Animal World with her father on TV. She thinks this TV show is very (45) __________ (interest). She can learn a lot from it and sometimes it tells people how to protect animals. Jenny went to bed at 10:00 p.m. She was tired but happy on that day.
V.书面表达。（15分）
假如你是安迪，下面是你邮箱里的一封邮件，请阅读邮件，并根据以下提示给杰克写一封回邮。
提示：
1. 狗狗喜欢锻炼；
2. 注意狗狗的饮食；
3. 为狗狗准备温暖的小窝。
要本：60词左右，开头和结尾已给出，不计入总词。
Step 1写作任务
假设你是Amy,今天是周日，你和妈妈去公园游玩，公园里士许多人。请你根据下面的提示，以“A happy day”为题写一篇英语作文，介绍一下你在公园里都看到人们在做什么。
要求：不少于70词，可适当发挥，时态以现在进行时为主。
提示：一些孩子正在踢足球；四个女人坐在草地上聊天；三位老人坐在一棵大树下下棋;许多年轻人在远处的操场上跳舞。
Step 3内容组织
题目要求介绍“我”在公园中都看到人们在做什么，写作时可以按照所给提示，按空间顺序从近到远一一介绍人们在公园中的活动，写作时应注意题目要求的时态，介绍时注意句子之间的连贯性。
Step 4结构划分
文章主要分三段：
1. 第一段介绍自己和妈妈在公园；
2. 第二段主要介绍公园里的人们在进行的各种活动；
3. 第三段说明公园里的每个人都很开心。
Step 5语言支撑
1. There is / are… ……有……
2. Four women are sitting on the grass.
四个女人坐在草地上。
3.1 see a playground over there.
我看到那边有个操场。
4. Everyone in the park is having a good time.
公园里的每个人都玩得很开心。
Step 6写作实践
A happy day
_______________________________________________________________________________ _______________________________________________________________________________
七年级（下）Unit 3能力测试题
听力原文
I. 听句子，根据所听内容选择最佳应答句。句子念两遍。
1. Where is the mouse?
2. Is this your cat?
3. How do dogs help us?
4. Let’s go for a trip today!
5. What do you think of your new teacher?
II. 听对话，根据对话内容选择最佳答案。对话念两遍。
听第一段对话，回答第6~7小题。
M: Where are you going, Sally?
W: I am going to walk my dog in the park.
M: Your dog? When did you buy a dog?
W: I didn’t buy it. My grandpa sent it to me as my birthday gift.
M: Why did he send a dog to you?
W: He wanted me to learn to be patient by taking care of the dog.
M: What do you need to do for your dog?
W: I need to feed and walk it every day, and bath it three times a week.
听第二段对话，回答第8~9小题。
W: Hi, can I help you?
M: Yes, please. I want to buy food for my cat.
W: What do you think of the one on the left? Many people like to buy it for their pet cat.
M: It looks nice. How much is it?
W: It’s 9 dollars a bag.
M: It’s a little expensive. Do you have a cheap one?
W: What about the one on the right? It’s only 5 dollars a bag.
M: OK. I’ll take two. Here is the money.
W: Thank you.
听第三段对话，回答第10~11小题。
M: Hello! May I speak to Jenny, please?
W: Hi, this is Jenny speaking.
M: Hi, Jenny. Our club will have an activity about how to protect animals tomorrow afternoon. Would you like to go?
W: Of course. Where will the activity be?
M: It will be in People’s Park at two. It will end at half past five. Don’t be late.
W: No problem. Do I need to take anything?
M: No, you don’t. Remember to arrive on time.
III. 听短文，根据所听内容选择最佳答案。短文念两遍。
(W) I stayed in Shandong for half a month. I visited some places, such as Qufu. It’s an old city. I travelled around the city by taxi and took many photos. I also tried some delicious food. Then, I went to Jinan by bus. I went boating on the Daming Lake. The water is really clean. For the next few days, I stayed in Tai’an. I climbed Mount Tai and bought some speci al stones there. I spent the last few days shopping around the city. I enjoyed this trip.
IV. 听短文，根据所听内容和思维导图补全短文。短文念两遍。
(M) My favorite animals are elephants. They live in the forests. There are many kinds of food for them to eat, but leaves and fruit are their favourite food. Don’t be afraid of elephants because they are gentle. They are very good at swimming. But there won’t be many elephants. First, people hunt them for money. Second, there are few forests for them to live in. So we should try our best to protect them.
七年级（下）Unit 3能力测试题
参考答案
听力部分
I. 1-5 CBCAA
II. 6-11 ABBCBC
III. 12-15 BAAA
IV. (One possible version)
16. forests 17. fruit
18. swimming 19. money
20. protect
笔试部分
第一卷
I. 1-5 CABAC
II.
6-10 ABCCC 11-15 BCACB
III.
16-20 CBCDA 21-25 CDBBA
26-30 ADDCA 31-35 DCABA
第二卷(One possible version)
IV.
36. an 37. and
38. to 39. to do
40. her 41. taking
42. are 43. because
44. closes 45. interesting
【书面表达写作指导】
依据杰克在邮件中的提问，结合所学知识和提示内容，给他提供一些建议即可。写作时，首先，人称应以第三人称和第二人称为主。其次，写作时应主要使用一般现在时。最后，文章中可使用first, second, third等分条阐述，这样条理会更加清晰。
【典型题】七年级数学下期末模拟试题及答案(1) 一、选择题 1． 1 16 的平方根是( ) A ．± 12 B ．± 14 C ． 14 D ． 12 2．在平面直角坐标中，点M(－2，3)在（ ） A ．第一象限 B ．第二象限 C ．第三象 限 D ．第四象限 3．下面不等式一定成立的是（ ） A ． 2 a a < B ．a a -< C ．若a b >，c d =，则ac bd > D ．若1a b >>，则22a b > 4．下列方程中，是二元一次方程的是( ) A ．x ﹣y 2＝1 B ．2x ﹣y ＝1 C ． 1 1y x += D ．xy ﹣1＝0 5．已知方程组276359 632713 x y x y +=??+=-?的解满足1x y m -=-，则m 的值为（ ） A ．-1 B ．-2 C ．1 D ．2 6．小明对九（1）、九（2）班（人数都为50人）参加“阳光体育”的情况进行了调查，统计结果如图所示.下列说法中正确的是( ) A ．喜欢乒乓球的人数(1)班比(2)班多 B ．喜欢足球的人数(1)班比(2)班多 C ．喜欢羽毛球的人数(1)班比(2)班多 D ．喜欢篮球的人数(2)班比(1)班多 7．已知关于x ，y 的二元一次方程组231ax by ax by +=??-=?的解为1 1 x y =??=-?，则a ﹣2b 的值是 （ ） A ．﹣2 B ．2 C ．3 D ．﹣3 8．不等式4－2x ＞0的解集在数轴上表示为（ ） A ． B ． C ．
D ． 9．在直角坐标系中，若点P(2x －6，x －5)在第四象限，则x 的取值范围是( ) A ．3＜x ＜5 B ．－5＜x ＜3 C ．－3＜x ＜5 D ．－5＜x ＜－3 10．若点(),1P a a -在x 轴上，则点()2,1Q a a -+在第（ ）象限． A ．一 B ．二 C ．三 D ．四 11．已知：ABC ?中，AB AC =，求证：90O B ∠<，下面写出可运用反证法证明这个命 题的四个步骤： ①∴180O A B C ∠+∠+∠>，这与三角形内角和为180O 矛盾,②因此假设不成立．∴90O B ∠<,③假设在ABC ?中，90O B ∠≥,④由AB AC =，得 90O B C ∠=∠≥，即180O B C ∠+∠≥．这四个步骤正确的顺序应是（ ） A ．③④②① B ．③④①② C ．①②③④ D ．④③①② 12．关于x ，y 的方程组2, 226 x y a x y a +=??+=-?的解满足0x y +=，则a 的值为（ ） A ．8 B ．6 C ．4 D ．2 二、填空题 13．若方程33x x m +=-的解是正数，则m 的取值范围是______． 14．2018年国内航空公司规定：旅客乘机时，免费携带行李箱的长，宽，高三者之和不超过115cm ．某厂家生产符合该规定的行李箱．已知行李箱的宽为20cm ，长与高的比为8：11 ，则符合此规定的行李箱的高的最大值为 cm ． 15．不等式71x ->的正整数解为：______________． 16．不等式组1 1{2320 x x ≥--<的解集为________． 17．如果一个数的平方根为a+1和2a-7, 这个数为 ________ 18．如图，已知AB 、CD 相交于点O,OE ⊥AB 于O ，∠EOC=28°，则∠AOD=_____度； 19．为了了解某商品促销广告中所称中奖率的真实性，某人买了100件该商品调查其中奖率，那么他采用的调查方式是______．
2011—2012学年第二学期终考试 ) A）根据句意及首字母提示，写出空缺处单词。 (每小题1分，共5分) 1. Don’t climb the tall tree. It’s d . 2. His uncle has medium b______ with black hair. 3. She doesn’t mind what young people t______ of her. 4. The things in the supermarket are very e__________. 5. She w______ to the library and read a book about history. B）根据句意用所给单词的正确形式填空. (每小题1分，共10分) 1. My grandma ______ (be) in the garden ，You may find her there. 2. I think she can ______(dance) very well. 3. There are some ________ (tomato) and some beef in the noodles. 4. There ______ (be) no rice and no noodles on the table. 5. It’s 7:15 am. It’s time ______(go) to school. 6. Listen！Someone___________ (talk) in the room. 7. She practiced __________ (speak) English last Sunday. 8. Did you go__________ (shop) with her yesterday? 9. Help __________ (you) to some noodles, children. 10. I would like something __________ (eat). II单项选择。（每小题1分，共20分） ( ) 1. There is ____ old hotel next to my house. _____ hotel is very big and clean. A. a; A B. an; A C. an; The D. the; The ( ) 2. Carol ___ some reading and ____ English last weekend.
七年级下期末测评 一、选择题：(本大题共10个小题，每小题3分，共30分) 1．若m ＞－1，则下列各式中错误的．．． 是（ ） A ．6m ＞－6 B ．－5m ＜－5 C ．m+1＞0 D ．1－m ＜2 2.下列各式中,正确的是( ) ±4 B. =-4 3．已知a ＞b ＞0，那么下列不等式组中无解．． 的是（ ） A ．?? ?->b x a x C ．???-<>b x a x D ．???<->b x a x 4．一辆汽车在公路上行驶，两次拐弯后，仍在原来的方向上平行行驶，那么两个拐弯的角度可能为 （ ） (A) 先右转50°，后右转40° (B) 先右转50°，后左转40° (C) 先右转50°，后左转130° (D) 先右转50°，后左转50° 5．解为1 2x y =?? =?的方程组是（ ） A.135x y x y -=??+=? B.135x y x y -=-??+=-? C.331x y x y -=??-=? D.2335x y x y -=-??+=? 6．如图，在△ABC 中，∠ABC=500，∠ACB=800，BP 平分∠ABC ，CP 平分∠ACB ，则∠BPC 的大小是（ ） A ．1000 B ．1100 C ．1150 D ．1200 P B A (1) (2) (3) 7．四条线段的长分别为3，4，5，7，则它们首尾相连可以组成不同的三角形的个数是（ ） A ．4 B ．3 C ．2 D ．1 8．在各个内角都相等的多边形中，一个外角等于一个内角的 1 2 ，则这个多边形的边数是（ ） A ．5 B ．6 C ．7 D ．8 9．如图，△A 1B 1C 1是由△ABC 沿BC 方向平移了BC 长度的一半得到的，若△ABC 的面积为20 cm 2，则四边形A 1DCC 1的面积为（ ） A ．10 cm 2 B ．12 c m 2 C ．15 cm 2 D ．17 cm 2 10.课间操时,小华、小军、小刚的位置如图1,小华对小刚说,如果我的位置用(?0,0)表示,小军的位置用(2,1)表示,那么你的位置可以表示成( ) A.(5,4) B.(4,5) C.(3,4) D.(4,3) C 1 A 1
1 七年级数学第五章《相交线与平行线》 班级 _______ 姓名 ________ 坐号 _______ 成绩 _______ 一、选择题（每小题 3 分，共 30 分） 1、如图所示，∠ 1 和∠ 2 是对顶角的是（ ） A 1 2 B 1 C 1 1 D 2 2 2、如图 AB ∥ CD 可以得到（ ） A 、∠ 1＝∠ 2 B 、∠ 2＝∠ 3 C 、∠ 1＝∠ 4 D 、∠ 3＝∠ 4 3、直线 AB 、 CD 、EF 相交于 O ，则∠ 1＋∠ 2＋∠ 3＝（ ） A 、 90° B 、 120 ° C 、 180 ° D 、140 ° 4、如图所示，直线 a 、 b 被直线 c 所截，现给出下列四种条件： ①∠ 2＝∠ 6 ②∠ 2＝∠ 8 ③∠ 1＋∠ 4＝180°④∠ 3＝∠ 8，其中能判断 是 a ∥ b 的条件的序号是（ ） A 、①② B 、①③ C 、①④ D 、③④ 5、某人在广场上练习驾驶汽车，两次拐弯后，行驶方向与原来相 同，这两次拐弯的角度可能是（ ） A 、第一次左拐 30°，第二次右拐 30° B 、第一次右拐 50°，第二次左拐 130 ° C 、第一次右拐 50°，第二次右拐 130 ° D 、第一次向左拐 50°，第二次向左拐 130 ° 6、下列哪个图形是由左图平移得到的（ ） 2 A 2 D 1 4 3 B （第 2题） C 1 2 3 （第三题） 2 c 1 3 4 b 6 5 7 8 a （第4题） D C A B C D 7、如图，在一个有 4×4 个小正方形组成的正方形网格中，阴影 部分面积与正方形 ABCD 面积的比是（ ） A B A 、 3：4 B 、 5：8 C 、 9： 16 D 、 1： 2 （第7题） 8、下列现象属于平移的是（ ） ① 打气筒活塞的轮复运动，② 电梯的上下运动，③ 钟摆的摆动，④ 转动的门，⑤ 汽车 在一条笔直的马路上行走 A 、③ B 、②③ C 、①②④ D 、①②⑤ 9、下列说法正确的是（ ） A 、有且只有一条直线与已知直线平行 B 、垂直于同一条直线的两条直线互相垂直 C 、从直线外一点到这条直线的垂线段，叫做这点到这 条直线的距离。 D 、在平面内过一点有且只有一条直线与已知直线垂直。 10、直线 AB ∥ CD ，∠ B ＝ 23°，∠ D ＝ 42°，则∠ E ＝（ ） A B E C ( 第10题) D
【好题】七年级数学下期末第一次模拟试题含答案(1) 一、选择题 1．如图，直线BC 与MN 相交于点O ，AO ⊥BC ，OE 平分∠BON ，若∠EON ＝20°，则∠AOM 的度数为（ ） A ．40° B ．50° C ．60° D ．70° 2．已知二元一次方程组m 2n 42m n 3-=??-=? ，则m+n 的值是（ ） A ．1 B ．0 C ．-2 D ．-1 3．已知关于x 的不等式组 的解中有3个整数解，则m 的取值范围是（ ） A ．3
A ．783230x y x y +=??+=? B ．78 2330x y x y +=??+=? C ．30 2378x y x y +=??+=? D ．30 3278x y x y +=??+=? 8．点P 为直线m 外一点,点A ,B ,C 为直线m 上三点,PA =4cm ,PB =5cm ,PC =2cm ,则点P 到直线m 的距离为( ) A ．4cm B ．2cm ; C ．小于2cm D ．不大于2cm 9．如图，把一个直角三角尺的直角顶点放在直尺的一边上，若∠1＝50°，则∠2＝ （ ） A ．20° B ．30° C ．40° D ．50° 10．下列说法正确的是（ ） A ．两点之间，直线最短； B ．过一点有一条直线平行于已知直线； C ．和已知直线垂直的直线有且只有一条； D ．在平面内过一点有且只有一条直线垂直于已知直线. 11．在平面直角坐标系中，点A 的坐标()0,1，点B 的坐标()3,3，将线段AB 平移，使得 A 到达点()4,2C ，点 B 到达点D ，则点D 的坐标是（ ） A ．()7,3 B ．()6,4 C ． ()7,4 D ．()8,4 12．如图，动点P 在平面直角坐标系中按图中箭头所示方向运动，第1次从原点运动到点()1,1，第2次接着运动到点()2,0，第3次接着运动到点()3,2，···，按这样的运动规律，经过第2020次运动后，动点P 的坐标是（ ） A ．()2020,1 B ．()2020,0 C ．()2020,2 D ．()2019,0 二、填空题 13．若关于x 、y 的二元一次方程组21 33 x y m x y -=+??+=?的解满足x ＋y ＞0，则m 的取值范围 是____． 14．如图，已知AB ，CD ，EF 互相平行，且∠ABE ＝70°，∠ECD ＝150°，则∠BEC ＝________° .
初一年级英语试卷 第二部分知识应用(共两节,记25分) 第一节语法填空(15小题,记15分) 21、There is ______“f”in the word “food”、 A、a B、an C、/ 22、--- Can Lily speak English? ---__________, it’s easy for her、 A、No, she can’t、、 B、Yes, she can、 C、Yes, she does、 23、It is very difficult for many students in the small village ______to school、 A、get B、gets C、to get 24、We have to _______school uniforms on weekdays、 A 、wear B、dress C、put on 25、Rose often helps me _________my English、 A、to B、on C、with 26、Listen! Mary _______aloud in her room now、 A、reading B、reads C、is reading 27、One of my friends ____from the USA、 A、is B、am C、are 28、There are some boats ________paper on the water、 A、made of B、made from C、made in 29、Mr Smith is _____with us, but we all like him、 A、good B、strict C、happy 30、Work hard and your dream can ______、 A、come true B、turn on C、look after 31、---______do you come to school? ---I usually ride my bike、 A、When B、Why C、How 32、---Linda, your new skirt is so beautiful! ----________________、 A、Thank you B、Oh no, your skirt is more beautiful C、Yes, I’d love to 33、---Jim usually goes to school on foot, _______you, Tim? ---Me, too、 A、Where are B、What about C、Who are 34、---Let’s go out to play basketball! ---__________! A、Sounds great B、Not at all C、You are welcome 35、---What do you think of the movie? ---_______、I don’t like it、 A、Great B、Very good C、Terrible 第二节词语填空(10小题,记10分) 通读下面的短文,掌握其大意,然后从各题所给的A、B、C三个选项中选出一个最佳答案。 Sadie and Besie are sisters、They are Americans、They live in the mountain village、Sadie is 104 years old and Besie is 102 years old、They __36___their story in a book、Here is some of these advice(忠告) for living a long, healthy life、In another word, these are
听力综合测试卷一（期中）I. 听对话，选答案，每组对话读一遍(5分) ()1. A. Monkeys. B. Pandas. C. Lions. ()2. A. Playing baseball. B. Playing soccer. C. Playing basketball. ()3. A. 7：15. B. 7：30. C. 7：25. ()4. A. By bus. B. By train. C. By bike. ()5. A. In the hallways. B. In the classroom. C. In the dining hall. Ⅱ. 听对话或独白回答问题，每组对话或独白读两遍(10分) 听第一段对话，完成第6至7小题。 ()6. What club does Alice want to join? A. An art club. B. A sports club. C. A swimming club. ()7. What can Alice do well? A. Play the piano. B. Play the guitar. C. Play the drums. 听第二段对话，完成第8至10小题。 ()8. Where is Susan? A. At home. B. In the bookshop. C. In the supermarket. ()9. What time is the birthday party? A. At 6：15 p．m. B. At 4：15 p．m. C. At 6：50 p．m. ()10. Who will come to the party? A. Only Susan. B. Susan and her sister. C. David and Susan. 听一段独白，完成第11至15小题。 ()11. John is a(n) ________. A. young man B. young woman C. old man ()12. When does he get up every day? A. Very late. B. At about eight. C. Very early. ()13. How does he go to his office? A. By bike. B. By bus. C. On foot. ()14. Where does he have lunch? A. At home. B. In the office. C. In a restaurant. ()15. Who does he often go to the park with on Saturdays? A. His son Jack. B. His wife. C. His friend Jack. Ⅵ. 听短文，完成表格，短文读两遍(5分) Date 56. ___ _____ 11th Time for breakfast 57.____ ____ Class at 9：00 58.___ _____ Favorite subject 59._____ ___ Favorite animals 60.____ ____
七年级（下）期末数学试卷 一、选择题（本大题共8小题，每小题2分，共16分，在每小题所给出的四个选项中恰一项是符合题目要求的） 1．下方的“月亮”图案可以由如图所示的图案平移得到的是（） A．B．C．D． 2．某红外线遥控器发出的红外线波长为0.00000094m，将0.00000094用科学记数法表示为（） A．9.4×10﹣7B．0.94×10﹣6C．9.4×10﹣6D．9.4×107 3．下列各式从左边到右边的变形，是因式分解的是（） A．ab+ac+d＝a（b+c）+d B．a2﹣1＝（a+1）（a﹣1） C．（a+b）2＝a2+2ab+b2D．a2b＝ab?a 4．二元一次方程2x+3y+10＝35的一个解可以是（） A．B．C．D． 5．已知a＞b，则下列不等关系正确的是（） A．﹣a＞﹣b B．3a＞3b C．a﹣1＜b﹣1D．a+1＜b+2 6．如图，在Rt△ABC中，∠A＝90°，直线DE∥BC，分别交AB、AC于点D、E，若∠ADE ＝30°，则∠C的度数为（） A．30°B．40°C．50°D．60° 7．命题“若a＝b，则|a|＝|b|”与其逆命题的真假性为（） A．该命题与其逆命题都是真命题 B．该命题是真命题，其逆命题是假命题 C．该命题是假命题，其逆命题是真命题
D．该命题与其逆命题都是假命题 8．已知AB＝3，BC＝1，则AC的长度的取值范围是（） A．2≤AC≤4B．2＜AC＜4C．1≤AC≤3D．1＜AC＜3 二、填空题（本大题共10小题，每小题2分，共20分，不需写出解答过程） 9．计算：a5÷a2的结果是． 10．计算（x+1）（2x﹣1）的结果为． 11．因式分解：ab2﹣2ab+a＝． 12．不等式2x﹣1＜3的解集是． 13．一个多边形的内角和是外角和的2倍，则这个多边形的边数为． 14．如图，将一张长方形纸片ABCD沿EF折叠后，点C、D分别落在C、D的位置，DE 与BC相交于点G．若∠1＝40°，则∠2＝°． 15．将不等式“﹣2x＞﹣2”中未知数的系数化为“1”可得到“x＜1”，该步的依据是．16．不等式组的整数解为． 17．如图，BE是△ABC的中线，D是AB的中点，连接DE．若△ABC的面积为1，则四边形DBCE的面积为． 18．二元一次方程组有可能无解．例如方程组无解，原因是：将①×2得2x+4y ＝2，它与②式存在矛盾，导致原方程组无解．若关于x、y的方程组无解，则a、b须满足的条件是． 三、解答题（本大题共9小题，共64分）
人教版七年级下册英语试题及答案 七年级下册英语期末综合测试题卷 I 选择题（共 85 分） I. 听句子，选出句子中所包含的信息。 （共 5 小题，每小题 1 分，计 5 分） ( )1. A. cold B. cute C. clean ( )2. A. No. 44 bus B. No. 24 bus C. No. 42 bus ( )3. A. write a story B. ride a bike C. ride a horse ( )4. A. She didn’t like the movie. B. She liked the movie very much. C. The movie was very interesting. ( )5. A. There isn’t a bank in our neighborhood. B. The bank is far from the supermarket. C. The supermarket is across from the bank. II. 听句子，选出该句的最佳答语。 （共 5 小题，每小题 1 分，计 5 分） ( )6. A. No, thanks. B. Yes, I’d love to. C. Yes, I do. ( )7. A. She is a good girl. B. She has a round face. C. She is from Canada. ( )8. A. By bike. B. Five kilometers. C. Five minutes. ( )9. A. At seven every morning. B. From Monday to Friday. C. Under the table. ( )10. A. It’s 7:20. B. It’s cloudy. C. It’s Tuesday. III. 听对话和问题，选择正确答案。
七年级下数学 综合练习题 一、单项选择题（每小题3分,共24分） 1.已知点P （m +3,m +1）在x 轴上，则P 点的坐标为（ ） A ．(0，2) B ．(2，0) C ．(4，0) D ．(0,-4) 2.在下图中，∠1,∠2是对顶角的图形是（ ） 3.为了了解某校初二年级400名学生的体重情况，从中抽取50名学生的体重进行统计分析，这 个问题中，总体是指（ ） A ．400 B ．被抽取的50名学生 C ．400名学生的体重 D ．被抽取50名学生的体重 4.以方程组2 34 x y x y +=?? -=?的解为坐标的点(,)x y 在平面直角坐标系中的位置是（ ） A.第一象限 B.第二象限 C.第三象限 D.第四象限 5.下列各式中，正确的．．． 是（ ） A.25=±5 B. 4=- 2 1 D.=6.不等式组211420x x ->??-? ， ≤的解集在数轴上表示为（ ） 7.在 22 7 ， 3.1415926中，无理数的个数是（ ） A ．1个 B ．2个 C ．3个 D ．4个 七年级数学试卷 第1页 （共8页） 8.有2元和5元两种纸币共21张，并且总钱数为72元．设2元纸币x 张，5元纸币y 张，根据题意列方程组为（ ） A ．21, 5272. x y x y +=?? +=? B ．21, 2572. x y x y +=?? +=? C ．2521,72.x y x y +=??+=? D ．5221, 72.x y x y +=??+=? 二、填空题（每小题3分，共24分） 9.请写出一个在第三象限内且到两坐标轴的距离都相等的点的坐标 . 10.已知样本容量是40，在样本的频数分布直方图中，各个小长方形的高之比为3:2:4:1，则第 二小组的频数为 ，第四小组的频数为 .11.如果163+x 的立方根是4，则42+x 的算术平方根是 ． 12.不等式4x －6≥7x －12的正整数解为 . 13.若一个二元一次方程的解为2 1x y =??=-? ，则这个方程可以是________________（写出一个即可）. 14. 如果二元一次方程组?? ?=+=-0432y x y x 的解是???==b y a x ,那么a+b= . 15.如图，已知AB ∥CD ，直线EF 分别交AB 、CD 于E 、F ，ED 平分∠BEF ，若∠1＝72°， 则∠2＝ °． 16.如图所示，在10×20（m 2）的长方形草地内修建宽为2m 的道路，则草地的面积为_________m 2 ． 七年级数学试卷 第2页 （共8页） A 21 2 1B 2 1D 21 C （第15题） （第16题）
密 线 学校 班级 姓名 学号 密 封 线 内 不 得 答 题 第十一中学七年级（下）语文期中考试试题 温馨提示：本试卷共页，四大题，24小题。满分120分，时间120分钟。 一、积累与运用（28分） 1. 加点字注音正确的一项是（ ）（2分） A.目曛 x ūn 祈祷 q ǐ 延绵 mi án 潜心贯注qi án B.含蓄 x ù 鞠躬 j ū 亘古 g èn 义愤填膺y īng C.嗥鸣 h á 赫然 h è 哽咽 g ěng 惹人注目zh ǔ D.郝叟 s ǒu 瞬息 sh ùn 嫉妒 j í 历尽心血xu ě 2. 下列选项中字音、字形完全正确的一项是（ ）（2分） A ．祈qǐ祷 斑斓 气冲斗dòu 牛 锋芒毕露 B ．污秽huì 脑髓suí 一拍既合 来势汹汹 C ．嫉jì妒 澎湃pàì 鞠躬尽瘁 人迹罕至 D ．骊lí歌 屏障 炽chì痛 杂乱无章 3.词语中没有错别字的一项是（ ）（2分） A ．可歌可泣 鲜为人知 截然不同 锋芒必露 B ．马革裹尸 燕然勒功 契而不舍 群蚁排衙 C ．人声鼎沸 来势汹汹 荒草凄凄 浩浩荡荡 D ．当之无愧 妇孺皆知 钻之弥坚 迥乎不同 4．加点成语使用不当的一项是（ ）（2分） A.上课之前，教室里总是人声鼎沸．．．．。 B.这里秀丽的自然风光与丰富的文化景观，使游人流连忘返．．．． 。 C.对于学到的原理，他都要拿实物来进行实验，求得彻底了解，决不囫囵吞枣．．．．，马虎了事。 D.多少年来，弟弟到处打听哥哥的下落，真是望闻问切．．．． 。 5.下列说法有误的一项是（ ）（2分） A.《丑小鸭》选自《安徒生童话故事选》，叶君健译。 B.《诗两首》作者分别是俄国诗人普希金和美国诗人弗里斯特。 C.《伤仲永》作者王安石是南宋作家，唐宋“八大家”之一。 D.都德是法国作家，《最后一课》是他的作品，内容反映的是普法战争时期，法国战败，被迫割让阿尔萨斯和洛林后韩麦尔先生上的最后一课。 6. 下列句子中没有语病的一项是( ) （2分） A ．这时，全场所有人的眼睛都集中在那个身材魁梧的中年男子身上。 B ．齐辉同学的这篇习作立意深刻，结构严谨，语言流畅，在全市作文比赛中把它评为一等奖。 C ．全厂职工听取并讨论了厂长关于改善经营管理的报告。 D ．小李工作非常积极，总是提前上下班。 7.综合性学习：“热爱家乡”主题活动（4分） 我们的家乡呼伦贝尔，有着如画的山水，有着丰富的特色美食，有着淳朴的民风，有着我们熟悉的亲人。家乡是每个游子魂牵梦萦的地方。请走进家乡，感受她的美丽与亲切。 （1）品家乡美食：请写出家乡的一种特色食物名称：______________（1分） （2）秀家乡美景：请写出家乡的一处风景名胜区并为它写一句广告语。（不超过20字） _______________________________________________________ （2分） （3）说家乡民俗：请说出家乡的一种乡村民俗或非物质文化遗产的名称。 _______________________________________________________（1分） 8.仿写句子，注意整个句子的语意连贯。（2分） 人需要祝福，需要快乐，需要思念。如果一滴水代表一个祝福，我送你一个东海；如果一颗星代表一份快乐，我送你一条银河； ， 。 9.用诗文原句填空。（10分） (1)山际见来烟， 。（吴均《山中杂诗》） (2) ，何人不起故园情。（李白《春夜洛城闻笛》） (3)独坐幽篁里，__ ____________。（王维《竹里馆》） (4)峨眉山月半轮秋， 。（李白《峨眉山月歌》） (5) 马上相逢无纸笔， 。（岑参《逢入京使》） (6) ，对镜帖花黄。（《木兰诗》） (7) ，一切都将会过去；而那过去了的， 。（普希金《假如生活欺骗了你》） (8)《木兰诗》中表现木兰不远万里奔赴战场的飒爽英姿的诗句是 ， 。 二、文言文阅读（16分） 阅读《孙权劝学》一文，完成10—14题。 初，权谓吕蒙曰：“卿今当涂掌事，不可不学！”蒙辞以军中多务。权曰：“孤岂欲卿治经为博士邪！但当涉猎，见往事耳。 卿言多务，孰若孤？孤常读书，自以为大有所益。”蒙乃始就学。及鲁肃过寻阳，与蒙论议，大惊曰：“卿
新目标人教版初中七年级英语下学期精品模拟试题附答案 本试卷满分95分考试时间90分钟命题人： 一、选择填空（15分） （）1. It is ____________interesting book, ____________ book is written by Mark Twin. A. a, the B．an, a C． an, the D． a, a （）2. -Would you please go out for a walk with me? -_______, but I'm too busy now. A．That's right． B. I'd love to C． Of course not D．That's all right （）3. -I'm hungry ,Mom. --__________ A. What about a pizza? B．I'm hungry ,too C．It's time for lunch D．What about you? （）4. _________interesting dolphin it is! A．How an B．How a C．What an D．What a （）5. Thank you for________ me the good news A．tell B．to tell C．telling D．told （）6. In South Asia people's favorite food is ________ A．rice B．hamburger C．hot dog D．lemon nada （）7. --________do you want to be an actor? --It's very interesting. A. What B．When C． How D．Why （）8. --Would you like some drink? --_______. A. Here you are B．Yes, just a little C. Please give me some D. Yes, I like
期中考试试卷 初一英语 命题人：张玲玲（备课组长）杨静艳（市学科带头人） 审题人：范莺（学科组长） 本试卷考试时间为90分钟。试卷满分为100分。 注意事项： 1．答卷前，考生务必用0.5 毫米黑色墨水签字笔将自己的姓名、考号填写在答题卡的相应位置上；并认真核对姓名、考号是否与本人的相符合。 2．答选择题必须用2B 铅笔将答题卡上对应题目的选项涂黑，如需改动，用橡皮擦干净后，再选涂其它答案。 3．答非选择题必须用0.5 毫米黑色墨水签字笔作答，写在答题卡各题目指定区域内相应位置上；如需改动，先划掉原的答案，然后再写上新的答案；不准使用铅笔和涂改液。不按以上要求作答的答案无效。 第Ⅰ卷客观题（共60分） 一、听力部分（本大题共20 分，每小题1 分） 第一节（共10 小题，每小题1 分） 听下面10 段短对话，每段对话后有一个小题，从题中A、B、C 三个选项中选出最佳选项。听完每段对话后，你都有5秒钟的时间回答有关小题和阅读下一小题。每段对话读两遍。 听第1至10段材料，回答第1至10题。 1. Which country does the woman work in? A. B. C. 2. What does the woman mean? A. B. C. 3. How will they go to the park? A. B. C. 4. Where do the Green family live? A. B. C. 5. Where can the man find the hospital? A. Behind Sunshine School. B. Beside Sunshine School. C. In front of Sunshine School. 6. Whose new bike is it? A. It’s Sandy’s. B. It’s Millie’s. C. It’s Millie’s brother’s. 7. How does Mary like her new school? A. She dislikes it. B. She likes it. C. We don’t know. 8. How much are all the clothes? A. $6. B. $16. C. $31.
七年级语文下册综合测试题 一、积累运用（共27分） （一）积累（共14分）1、阅读下面文字，把文中拼音所表示的汉字依次写在文下方格内（任选．．4字） 。（2分） 月光是gé了树照过来的，高处丛生的灌木，落下参差的斑bó的黑影；弯弯的杨柳的稀shū的倩影，却又像是画在荷叶上。塘中的月色并 不均匀；但光与影有着和xié的旋律，如梵婀玲上zòu 着的名曲。 选自《荷塘月色》 2、古诗文默写。（8分） （1）了却君王天下事， __。（2）妇姑荷箪食， 。 （3） ，烟波江上使人愁。（4） ，带月荷锄归。 （5）《木兰诗》用了不少对偶句，请默写出其中的一组： __________， 。 （6）《使至塞上》中描写塞外开阔雄浑景象的诗句是： ， 。 3、名著阅读。（4分） 读完名著《西游记》，同学们一致认为，完成西天取经的任务，他们师徒四人缺了谁都不成。请仿照对唐僧和沙和尚的评价，将对孙悟空和猪八戒的评价补充完整。 唐僧，虽然软弱无能手无缚鸡之力，但他品行端正有坚定的信念； 孙悟空，虽然 ，但他 ； 猪八戒，虽然 ，但他 ； 沙和尚，虽然没有什么大本事，但他任劳任怨甘心当好后勤。 （二）运用（共9分） 4、仔细阅读下面语句，揣摩它的内容和写法，把空缺部分补充完整。（2分） 一棵树的目标，也许是雕成栋梁建筑大厦，也许是化作白纸传递知识， _________， _________________……我们不是树，我们不可能明白树的心思。 5、下列句子都有1处语病，请仔细阅读后，用规定的符号（不必全使用）在句中加以修改。（4分） （1） 经过投票，同学们基本上全票通过小明当选我班的班长。 （2） 通过妈妈的开导，使我完全明白了爸爸的用心良苦。 （3） 到网上阅读并搜索你喜欢的一部名著或一个作家的资料，把它们 保存下来。 （4） 这本书的作者以他高度的艺术手法描绘了栩栩如生的人物形象和 生动场面。 6、目前我国野生动物的生存情况非常严峻，保护野生动物刻不容缓。请选定一种急需保护的野生动物，并提一条可行性建议。（3分） 野生动物： 标语（或建议）： （三）综合性学习（共4分） 7. 随着时代的发展，许多词语被赋予了新的内涵。如媒体常常提及的“绿色╳ ╳”中，“绿色”不单指一种颜色，而成为健康、安全、节能、
北师大万宁附中七年级下册测试题 命题人：陈慧敏 （本卷满分100分，考试时间60分钟） 一、选择题（每小题2分，共50分） 1 ?下列关于现代类人猿与人类区别的叙述，不正确的是（） A. 祖先不同B .运动方式不同C.制造工具的能力不同 D.脑 发育程度不同 2. 有的幼儿吃了很多钙片，但仍患佝偻病，其主要原因是缺乏（） A. 维生素B B.维生素D C.维生素A D.维生素C 3. 下列几组食物中，含糖类较多的一组是（） A. 土豆、馒头、米饭、白糖 B .花生油、肥肉、大豆、芝麻 C. 黄瓜、苹果、柑橘、胡萝卜 D .牛奶、瘦肉、鸡蛋、鱼虾 4. 青春期的男孩和女孩，心理和生理都发生了明显的变化，性意识也开始萌动， 对异性产生一定好感，这时候，应该（） A. 集中精力，努力学习，积极参加各种活动，跟师长密切交流 B. 集中精力想着对方C .做许多事只为博取对方欢心，其他的事全部放两边 D. 不学习，厌恶自己有这样的想法 5. 细细咀嚼馒头，会觉得有甜味，这时在口腔内发生的变化是（） A. 淀粉T麦芽糖 B.麦芽糖T葡萄糖 C.蛋白质T多肽T +脂肪酸氨基酸 D.脂肪T甘油 6. 下列物质中，不能被消化道直接吸收的是（） A. 水 B.麦芽糖 C.氨基酸 D.葡萄糖 7. 肥肉在人体内消化后的终产物是（） A.二氧化碳和水 B.二氧化碳、水和尿素 C .脂肪D .甘油和脂肪酸 8. 医生从某病人的消化道内取出一些内容物，经化验有：维生素、水、氨基酸、 葡萄糖、无机盐、纤维素，这些物质最可能取自（） A. 口腔 B.胃 C.小肠 D.大肠 9. 在盛有新鲜血液的试管中加入少量柠檬酸钠，静止一段时间后，上层呈淡黄色 半透明的液体是（） A.红细胞 B.血清 C.血小板 D.血浆 10. 下列关于平静状态下呼吸过程的叙述，哪项是正确的（） A. 胸廓扩大，肺扩张，肺内气压下降，外界气体经呼吸道进入肺
2020-2021七年级数学下期末第一次模拟试题(含答案)(1) 一、选择题 1．下列各式中计算正确的是（ ） A ．93=± B ．2(3)3-=- C ．33(3)3-=± D ．3273= 2．如图，已知∠1=∠2，∠3=30°，则∠B 的度数是( ) A ．20o B ．30o C ．40o D ．60o 3．将一个矩形纸片按如图所示折叠，若∠1=40°，则∠2的度数是（ ） A ．40° B ．50° C ．60° D ．70° 4．估计10+1的值应在（ ） A ．3和4之间 B ．4和5之间 C ．5和6之间 D ．6和7之间 5．《九章算术》中记载一问题如下：“今有共买鸡，人出八，盈三；人出七，不足四，问人数、物价各几何？”意思是：今有人合伙购物，每人出8钱，会多3钱；每人出7钱，又差4钱，问人数、物价各多少？设有x 人，买鸡的钱数为y ，依题意可列方程组为（ ） A ．8374x y x y +=?? +=? B ．8374x y x y -=?? -=? C ．8374x y x y +=?? -=? D ．8374x y x y -=?? +=? 6．小明对九（1）、九（2）班（人数都为50人）参加“阳光体育”的情况进行了调查，统计结果如图所示.下列说法中正确的是( ) A ．喜欢乒乓球的人数(1)班比(2)班多 B ．喜欢足球的人数(1)班比(2)班多
C．喜欢羽毛球的人数(1)班比(2)班多D．喜欢篮球的人数(2)班比(1)班多 7．方程组 2 3 x y a x y += ? ? -= ? 的解为 5 x y b = ? ? = ? ，则a、b分别为() A．a=8，b=﹣2B．a=8，b=2C．a=12，b=2D．a=18，b=8 8．如图，如果AB∥CD，那么下面说法错误的是（） A．∠3=∠7B．∠2=∠6C．∠3+∠4+∠5+∠6=180°D．∠4=∠8 9．下列四个说法：①两点之间，线段最短；②连接两点之间的线段叫做这两点间的距离； ③经过直线外一点，有且只有一条直线与这条直线平行；④直线外一点与这条直线上各点连接的所有线段中，垂线段最短.其中正确的个数有（） A．1个B．2个C．3个D．4个 10．在直角坐标系中，若点P(2x－6，x－5)在第四象限，则x的取值范围是( ) A．3＜x＜5B．－5＜x＜3C．－3＜x＜5D．－5＜x＜－3 11．如图所示，点P到直线l的距离是（） A．线段PA的长度B．线段PB的长度C．线段PC的长度D．线段PD的长度12．已知a，b为两个连续整数，且a<191 -
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