。
UNIT7- 12 复习测试卷
第Ⅰ卷听力部分(20分)
一、听句子，把图片与所听内容进行匹配(每小题1分，共5分)
________(1)________(2)________(3)
________(4)________(5)
二、听句子，选择恰当的应答语(每小题1分，共5分)
6．A.Wonderful. B．I visited my aunt. C．I'm sorry. 7．A.On Friday. B．He went to the bookstore.
C．I made a cake.
8．A.The guitar. B．Yes, I am. C．Susan. 9．A.That sounds great. B．Thanks. C．Yes, I did.
10．A.Yes, I am. B．Good idea. C．Bye.
三、听一段长对话，根据对话内容选择正确答案(每小
题1分，共5分)
11．How was David's last weekend?
A．Great. B．OK. C．Not good.
12．When did David get up last Sunday?
A．At six. B．At seven. C．At eight.
13．How long did he do his homework?
A．One hour. B．Three hours.
C．Two hours.
14．What's his favorite subject?
A．Science. B．Geography.
C．English.
15．What did he do after he read the book?
A．He watched TV. B．He went to the park to fly kites.
C．He played basketball.
四、听短文，根据短文内容完成表格(每小题1分，共5
分听短文，填入恰当内容完成表格(每小题1分，共5分)
第Ⅱ卷笔试部分(100分)
五.单项选择。(15分)
21..Mike likes playing ________badminton but I like
playing ________guitar.
A．/；the B．the；/ C．a；the D．/；/
22. I can see two ________ and three ________ in the
picture.
A．cows；sheeps B．cows；sheep
C．cow；sheep D．cow；sheeps
23. When I got home，I saw my mother ________ the
room.
A．cleaning B．cleans C．cleaned D．clean
24. _______ fine weather it is! Let’s go on a picnic!
A．What B．What a C．How D．How a
25.What she said made me very ________.
A．happily B．well C．happy D．sadly
26. --Is there ______ in today’s newspaper?
-- No. I think everything in it is boring.
A.interesting anything
B. somebody interesting
B.C.interesting something D. anything interesting
27.I don't know ________ next.
A．what to do B．how to do
C．when to do D．where to do
28. You look worried.Is ________ all right?
A．everything B．Something C．anything
D．nothing
29.14.All kinds of flowers ________in spring.
A．come in B．come on C．come out D．come out
of
30.—May I take your order，sir?
—________.
A．Chicken with vegetables and two bowls of
rices
B．Chicken with vegetables and two bowls of rice
C．Chickens with vegetable and two bowl of rices
D．Chickens with vegetables and two bowls of
rices
31.I think Fan Bingbing is one of the best ________.I
like her very much.
A．teachers B．actresses C．players D．actors
32..Linda is ________medium build ________long hair.
A．in；of B．in；with C．of；with D．of；of
33..—Is Sally thin or heavy?
—________.She's of medium build.
A．Yes，she's thin B．No，she's heavy
C．She's thin D．She isn't thin or heavy 34.Could you tell me ________the hospital?
A．the way to B．the way of C．way to D．a way of 35.It often ______ here in summer.Look！It's _______ again.
A．rains；raining B．rainy；raining
C．rain；rainy D．raining；rains
六．.完形填空。(10分)
Last summer Kitty went to China ________(31) vacation with her parents. The weather
________(32) fine and Chinese people were very
________(33). They visited some museums and
learned ________(34) knowledge. They went
________(35) and felt relaxed. They went to Chinese restaurants ________(36) meals because Chinese
food is ________(37). Kitty's father didn't like
shopping. He said, “It's really ________(38). The
shop is too ________(39)！” But Kitty and her
mother didn't agree ________(40) him. They said,
“Chinese things are very beautiful, and some of them are really cheap.”
31．A.at B．on C．in
D．with
32．A.is B．are C．was
D．were
33．A.friend B．Friends C．friendly
D．unfriendly
34．A.many B．lot of C．a lot D．lots
of
35．A.swimming B．to swim C．swims
D．swam
36．A.have B．to having C．to have
D．had
37．A.expensive B．dangerous C．delicious
D．bad
38．A.boring B．friendly C．bored
D．friends
39．A.crowded B．crowd C．crowding
D．crowds
40．A.in B．to C．with D．at
七、.阅读理解。(40分
A
Welcome to Li's Dumpling House.After a day's
work and study，I think you may be hungry now.And
it is a good place for all of you to come.There're
different kinds of delicious dumplings here.
We also have sweet and sour pork with
pineapple (菠萝)，beef with onions and special fish
head.We have a few other dishes like vegetable
salad，fruit salad and tomatoes with sugar.If you
order four dishes，we'll send you free soup.If you
order six dishes，we'll send you a glass of free fruit
juice.Our restaurant is clean and quiet.You can also
ask for a room by phone before you come here.Our
telephone number is 295－6888.Our restaurant is
open from 10：00 a．m.to 10：00 p．m.every day.
11.What can't you eat in this restaurant?
A．Beef with onions. B．Vegetable salad.
C．Special fish head. D．Hamburgers with
mutton.
12.How can we have the free soup if we're eating in
the restaurant?
A．Order the special fish head.
B．Order the tomatoes with sugar.
C．Order four dishes.
D．Order some dumplings.
13.What's the meaning of the underlined word
“send” in the passage?
A．炸B．送C．煮D．烹
14.We can't have meals at the restaurant ________
every day.
A．from 10：00 a．m.to 5：00 p．m.
B．from 5：30 a．m.to 9：30 a．m.
C．from 1：00 p．m.to 9：00 p．m.
D．from 11：00 a．m.to 8：00 p．m.
15.Which of the following is NOT true according to
the passage?
A．The restaurant has sweet and sour pork with
apples.
B．You can have a glass of free juice if you order six
dishes.
C．The restaurant is clean and quiet.
D．You can ask for a room before you go there.
B
What will the weather be like？Maybe you can
know it from Animals.
Some people say they can know what the
weather will be like from birds.When they see birds
fly high，they know it will be a nice day，because
birds don't like to fly out when it rains.When the
weather is bad，birds will turn back(返回) and stay in
nests(巢)．A strong wind may come with the rain.Birds do not like to fly in a strong wind.They may sit in trees when the rain is coming.
Other animals can also tell the weather.When the rain is coming，chickens may not be quiet，and they may run here and there.Frogs(青蛙) will make big noises in the water.If it's a nice day，frogs will come out of the water.
16.How many kinds of animals can we find in the passage?
A．One. B．Two. C．Three. D．Four.
17.We can play beach soccer when birds ________.
A．fly high in the sky B．stay in nests
C．turn back D．sit in trees
18.When the rain is coming，frogs will not ________.
A．stay in the water B．come out of the water C．make big noises D．swim in the water
19.Chickens aren't quiet，and they're running here and there.It will be ________.
A．sunny B．Fine C．hot D．rainy
20.What's the best title for the passage?
A．Birds B．Sea C．Rain D．Weather and Animals
C
Last week my grandpa called me. He asked
me to spend my vacation with him. He lives in a
village (村庄)．It's small but it's very cool there in
summer. It's very hot in our city. So I often feel
bored here. I was very happy and thanked him. I
said, “I'm going to visit you when our summer
vacation begins.”
It was July 5th. My parents took me to the
supermarket and we bought some delicious
food. They told me to take it to my grandpa. The
next morning my daddy took me to the train
station. It was the first time that I had had a trip
by myself. But I felt relaxed. I'm fourteen and I
learned a lot in geography classes. The train left
at six thirty. I looked out of the windows in the
train. I found the scenery (风景) was beautiful. I
wasn't tired at all.
At four in the afternoon my train arrived at a
station. I saw my grandpa standing outside. I got
off the train and ran to him. He was happy when
he saw me. I looked at him up and down. He was
old but strong.
His village is about three kilometers from
the station. We walked there. I looked around.
The mountains are high and green. I thought I
could have a good time.
46．________，so the boy wanted to go to his
grandpa's village.
A．He hoped to live with his grandpa
B．It was cool in the village in summer
C．He had too much delicious food at home
D．He had nothing to do at home
47．The boy feels bored in the city during his
summer vacation because________．
A．he can play with nobody
B．he has a lot of exercises to do
C．it's very hot there
D．his parents are very strict with him
48．The boy spent________on the trip by train.
A．seven hours and thirty minutes
B．nine hours and thirty minutes
C．eight hours and thirty minutes
D．ten hours and thirty minutes
49．The boy went to see his grandpa________．
A．with some delicious food B.with some
books
C．with a guitar D．with his parents
50．Which of the following is TRUE?
A．The old man's village is next to the
station.
B．The old man and his grandson went to the village
in a car.
C．The mountains are high and there is nothing on
them.
D．The old man was very happy when he saw his
grandson.
任务型阅读
On a sunny day, the Smiths went to see their
friend.(A)
Three__mice__went__into__their__kitchen__and__
got__a__lunch__box.
Mom Mouse said, “The kitchen is dirty. Let's
go to a cool and clean place to eat lunch.”“OK，”
said Dad Mouse and Baby Mouse.
The three mice left the Smiths' home and
went to the park. Under a big tree they opened
the lunch box. “Ugh, fish！” said Mom Mouse.
(B)那三只老鼠不喜欢鱼。They put the lunch
box under the tree. They went into the Smiths' kitchen again but they didn't get anything. They had to run back to the park.
(C)Under__the__big__tree they found their lunch
box. But it was empty. Not far from the tree, they saw a big cat. He was saying to himself, “Hmm, the fish is so delicious. Ha! Ha! Ha…”
任务一：把A处句子翻译成汉语
51．___________________________________________
任务二：把B处句子翻译成英语
52．___________________________________________
任务三：选择正确答案
53．In this story, the word “empty” means (意思是) “________” in Chinese.
A．满的B．空的C．破的D．新的任务四：对C处画线部分提问
54．________ ________ they ________ their lunch box?
任务五：回答问题
55．Did the mice eat the fish？______________．
八、.根据汉语意思完成句子，每空一词。(5分)
1.别朝窗外看，请认真听讲。
Don't_____ ______ ____ the window.Please listen to the teacher carefully.
2.她对那个有趣的故事感兴趣。
She____ ______ ___the_______story.
3.玛丽弹钢琴弹得很开心。(汉译英)
Mary ___ ______ _______ the piano.
4.我们一点也不喜欢这幅油画。
We don't like this _____ _____ ___．
5.我可能晚一点来。
I ______come _____ _____late
九、完成句子（10）
1.这位女演员有金色的卷发。
The actress _____________________________ .(have)
2.如果你认真听老师讲，你就能轻松地做作业。
If you ________________________, you can
______________________.
3.我姐姐想吃鱼和饺子。（would）
My sister __________________________________.
4.总的来说，学校旅行令人很激动。
____________，we______________________________.
5.他昨天晚上没有和朋友一起吃饭。
He __________________________________last night.
十、.根据要求改写句子，每空一词。(5分)
66.What a clever boy Tom is！(改为同义句)
_____ _____Tom is!
67.He did morning exercises this morning.(改为否定
句)
He _____ ____ morning exercises this morning.
68.How did they get to Shanghai？(改为同义句)
_____ _____ they _____ _____ Shanghai？
69.She is an woman worker.(改为复数句子)
_____ __________ _____ ．
70.The bike cost Sally 2，000 yuan.
Sally _____ 2,000 yuan _____the bike.
十一、补全对话（5分）
补全对话根据对话内容，从方框中选出能填入空白处的最
佳答案
Tom：Hi, Betty！Did you go on the school trip？I
didn't see you on Sunday.
Betty：________46
Tom：Why?
Betty：________47
Tom：What did you do?
Betty：I cleaned my room and did my homework.
________48
Tom：Really？Not much fun!
Betty：________49 I went to the movies with my sister
on Sunday afternoon. ________50 Was the school
trip interesting?
Tom：Yes. We went to the Science Museum in the
morning. We saw a big science show there. We
went to the zoo in the afternoon. We took
many photos of animals. That was really great!
十二、短文填空,用所给词的正确形式填空，有两个单词是
He wants to draw a good picture of __1___
criminal, __2___ this job is sometimes difficult.
Many people don’t always see___3__ the same
way, so they___4__ describe the same person
____5___.. Also, they don’t always remember
well. The criminal is of ___6____ build and
young. “He has long straight brown hair and
big eyes”,says ___7____ woman. ___8____ woman
says, He is tall and thin, and he has curly blond hair. He's _____9__ thirty years old." In the end, the ___10____ criminal is a short and heavy old man, and he has short black hair!
1._________
2. __________
3. ___________
4. ________
5._________
6. __________
7. ____________
8._______
9.___________10. _____________
十三、.改错。有10处错误，在原文上进行修改(10分) The next morning, my sister and me got a terrible
surprise. When we look out of the tent, we saw a big
snake sleep near the fire. I was such scared that I
couldn't move. We shouted at our parent to let them
know about this danger. My dad started jump up
and down in their tent. This woke the snake up and it
was moved into the forest near the lake. My dad told
me late that snakes don't have ears but can feel
things moving. He also told me it was important to
not go near a snake. This was a very useful lesson for
me.
十四、.书面表达。(10分)
请以“My trip to ________”为题, 根据以下要求与提示, 用英语写一篇短文, 记叙你的一次旅行。
要求：
1. 请在题目空格处填入你的旅行地点, 如：Beijing, Jinan 或Qingdao等；
2. 短文中不得出现任何真实的人名、校名及其他相关信息, 否则不予评分。
3. 不少于60词。
提示：
1. Where did you go?
2. What did you do there?
3. How did you feel about the trip?
My trip to ________
__________________________________________________
__________________________________________________
__________________________________________________
__________________________________________________
__________________________________________________
_______________________________________________________ _______________________________________________________ _______________________________________________________ _______________________________________________________ _______________________________________________________ _______________________________________________________ _______________________________________________________ _______________________________________________________ __________
2017—2018学年度上学期 八年级数学学科试卷 (检测内容：第十一章三角形) 一、选择题(每小题3分，共30分) 1．如图，图中三角形的个数为( ) A．3个 B．4个 C．5个 D．6个 第1题图) ,第5题图) ,第10题图) 2．内角和等于外角和的多边形是( ) A．三角形 B．四边形 C．五边形 D．六边形 3．一个多边形的内角和是720°，则这个多边形的边数是( ) A．4条 B．5条 C．6条 D．7条 4．已知三角形的三边长分别为4，5，x，则x不可能是( ) A．3 B．5 C．7 D．9 5．如图，在△ABC中，下列有关说法错误的是( ) A．∠ADB＝∠1＋∠2＋∠3 B．∠ADE>∠B C．∠AED＝∠1＋∠2 D．∠AEC<∠B 6．下列长方形中，能使图形不易变形的是( ) 7．不一定在三角形内部的线段是( ) A．三角形的角平分线B．三角形的中线C．三角形的高D．三角形的中位线 8．等腰三角形一腰上的高与另一腰的夹角为45°，则其顶角为( ) A．45° B．135° C．45°或67.5° D．45°或135° 9．一个六边形共有n条对角线，则n的值为( ) A．7 B．8 C．9 D．10 10．如图，在正方形网格中，每个小方格都是边长为1的正方形，A，B两点在小方格的顶点上，位置如图所示，点C也在小方格的顶点上，且以点A，B，C为顶点的三角形面积为1，则点C的个数有( ) A．3个 B．4个 C．5个 D．6个 二、填空题(每小题3分，共24分) 11．等腰三角形的边长分别为6和8，则周长为___________________． 12．已知在四边形ABCD中，∠A＋∠C＝180°，∠B∶∠C∶∠D＝1∶2∶3，则∠C＝__________________． 13．如图，∠1＋∠2＋∠3＋∠4＝________________． 14．一个三角形的两边长为8和10，则它的最短边a的取值范围是________，它的最长边b 的取值范围是________． 15．下列命题：①顺次连接四条线段所得的图形叫做四边形；②三角形的三个内角可以都是锐角；③四边形的四个内角可以都是锐角；④三角形的角平分线都是射线；⑤四边形中有一组对角是直角，则另一组对角必互补，其中正确的有________．(填序号)
第八章单元测试卷 班级 _______ 姓名 ________ 坐号 _______ 成绩 _______ 一填空题（每小题4分，共24分） 1.方程3x －1 y =0，8x+y=0，9x+xy=1，8x+y －2x=0，x2－x+1=0中，二元一次方程的个数是（ ） A ．1个 B ．2个 C ．3个 D ．4个 2. 二元一次方程27x y +=的正整数解有（ ）个。 A. 1 B. 2 C. 3 D. 4 3．方程组13x y x y -=??+=?的解是（ ） Ａ、21x y =??=? Ｂ、12x y =-??=-? Ｃ、32x y =??=? Ｄ、12x y =??=? 4、已知方程组42ax by ax by -=??+=?，的解为21x y =??=?，，则23a b -的值为（ ） A ．4 B ．6 C ．6- D ．4- 5、有一个两位数，它的十位数字与个位数字之和为6，这样的两位数的个数有（ ）个 A. 3 B. 5 C. 6 D. 无数个 6．（2017山东临沂）甲、乙二人做某种机械零件，已知甲每小时比乙多做6个，甲做90个所用时间与乙做60个所用时间相等，求甲、乙每小时各做零件多少个．如果设乙每小时做x 个，那么所列方程是（ ） A ．= B ．= C ．= D ．= 二填空题（每小题4分，共16分） 1、由方程1 23 x y -=，得到用含x 的代数式表示y ，则y= 。
2.已知???=--=.5,3t y t x 则x 与y 的关系式为_________. 3. 如图1，宽为50 cm 的矩形图案由10个全等的小长方形拼成，其中一个小长方形的面积为 4、如果2x 2a-b -3y 3a+2b-11=10是一个二元一次方程，则ab=________． 5、用加减消元法解方程组?? ?=+-=+12413y x y x ，由①×2—②得 。 6.若???-==21y x 是关于x 、y 的方程1=-by ax 的一个解，且3-=+b a ，则b a 25-= 。 7.某校现有学生804人,与去年相比:男生增加10%,女生减少10%,学生总数增加0.5%,则现有男、女学生的人数分别为 . 8.某工厂第一季度生产甲、乙两种机器共450台,改进生产技术后,计划第二季度生产这两种机器共520台,其中甲种机器增产10%,乙种机器增产20%,该厂第一季度生产甲、乙两种机器的台数分别为______. 9.在关于x 1，x 2，x 3的方程组 ?????=+=+=+313232121a x x a x x a x x 中，已知321a a a >>，那么将x 1，x 2，x 3从大到小排起来应该 是 . 10. 若2(5212)3260x y x y +-++-=，则24____x y +=． 三、解答题 11.用适当方法解方程组：（每题4分） ⑴231,498.s t s t +=-??-=? ⑵4(1)3(1)2223 x y y x y --=--???+=?? ⑶11,233210.x y x y +?-=???+=? （4）530,43,2 1.x y z y z x z --=??+=??-=? 12.（本题5）用16元买了60分、80分两种邮票共22枚，60分与80分的邮票各买了多少枚？ 图
人教版七年级英语下册单元测试题全套及答案（一） Unit 1单元测试题Written test part （共80分） Ⅳ. 单项选择(每小题1分，共10分) 从A、B、C、D四个选项中选择可以填入空白处的最佳答案。 ( )16. —Can Amy play ________ drums?—Yes. And she can play ________ chess, too. A. a; the B. the; the C. the; 不填 D. a；不填 ( )17. Li Jing often helps me ________ my geography. A. at B. in C. of D. with ( )18. —Mike, what’s your favorite subject, math ________ science?—Math. A. and B. or C. but D. so ( )19. My cousin ________ very well. Look! Here are some of his pictures. A. sings B. dances C. swims D. draws ( )20. Mom, I need you ________ me a pencil box. A. buy B. buying C. to buy D. to buying ( )21. Helen likes the ________ Where are we going, Dad? very much. A. show B. test C. trip D. festival ( )22. Linda’s brother can’t ________ “apple”, but he ________ “banana” easily. A. spell; spells B. spell; spell C. spells; spells D. spells; spell ( )23. —Can you sing this song?—________. It’s difficult for me. A. Yes, I do B. No, I don’t C. Yes, I can D. No, I can’t ( )24. —________?—He can do kung fu. A. What does Eric like B. Can Eric do kung fu C. What can Eric do D. Does Eric like kung fu ( )25. —Peter will join the art club. ________?—I’ll join the English club. A. How are you B. What about you C. Can I help you D. How’s your day Ⅴ. 完形填空(每小题1分，共10分) 先通读下面的短文，掌握其大意，然后从A、B、C、D四个选项中选择可以填入空白处的最佳答案。 Hello, everyone! Do you 26 SOS student club? Yes? I’m a member (成员) of the 27 . Now let me tell you something about it.
八年级数学第11章三角形测试题 一、填空题． 1．三角形的三个外角中，钝角的个数最多有______个，锐角最多_____个． 2．造房子时屋顶常用三角结构，从数学角度来看，是应用了_______，而活动挂架则用了四边形的________． 3．用长度为8cm，9cm，10cm的三条线段_______构成三角形．（?填“能”或“不能”）4．要使五边形木架不变形，则至少要钉上_______根木条． 5．已知在△ABC中，∠A=40°，∠B-∠C=40°，则∠B=_____，∠C=______． 6．如图1所示，AB∥CD，∠A=45°，∠C=29°，则∠E=______． (1) (2) (3) 7．如图2所示，∠α=_______． 8．正十边形的内角和等于______，每个内角等于_______． 9．一个多边形的内角和是外角和的一半，则它的边数是_______． 10．把边长相同的正三角形和正方形组合镶嵌，若用2个正方形，则还需要____个正三角形才可以镶嵌． 11．等腰三角形的周长为20cm，一边长为6cm，则底边长为______． 12．如果一个多边形的内角和为1260°，那么这个多边形的一个顶点有_____?条对角线．13．如图3所示，共有_____个三角形，其中以AB为边的三角形有_____，以∠C?为一个内角的三角形有______． 14．如图4所示，∠A+∠B+∠C+∠D+∠E=________． (4) (5) (6) 二、选择题。 15．下列说法错误的是（）． A．锐角三角形的三条高线，三条中线，三条角平分线分别交于一点 B．钝角三角形有两条高线在三角形外部 C．直角三角形只有一条高线 D．任意三角形都有三条高线，三条中线，三条角平分线 16．在下列正多边形材料中，不能单独用来铺满地面的是（）． A．正三角形 B．正四边形 C．正五边形 D．正六边形 17．如图5所示，在△ABC中，D在AC上，连结BD，且∠ABC=∠C=∠1，∠A=∠3，则∠A 的度数为（）． A．30° B．36° C．45° D．72° 18．D是△ABC内一点，那么，在下列结论中错误的是（）．
英语测试题（预备篇1――3单元） 班级＿＿＿＿姓名＿＿＿ I.字母部分（共15分） 1)按顺序写出五个元音字母的大小写形式. （5分） 2).写出相邻字母的大（小）写(10分) 1. Tt 2. Ww 3. Uu 4. Yy 5. Hh 6. Dd 7. Ff 8. Ss 9. Jj 10. Mm II.选择填空：（20分） ( ) 1.当你在早晨上学路上遇到同学的时候，你可以说A．Good morning！ B. Thanks ！ C. Good evening！ ( ) 2.下午遇见老师时,你应该说 A .Good morning! B. How do you do? . C. Good afternoon! ( ) 3.当对方帮了你的忙后,你应该说 A. OK B. Thanks ！ C. How are you ? ( ) 4.－How are you ? －_____________. A. Fine , thanks. B. How are you？ C. How do you do？ ( ) 5. 当你不认识某物时，你应用英语向别人问 A. What’s this ? B. What this is ? C. This is what ?
( ) 6.－What is this ? －___________. A. It’s ruler B. It’s orange C. It’s a jacket ( ) 7.－What color is it ? －__________ . A. It’s a red B. It’s red C. It red ( ) 8. What’s this _______ English ? A. on B. OK C. in ( ) 9．请给我的妹妹起个英文名： A. Bob B. Alice C. Dale ( )10.”CCTV”的中文意思是 A.中国 B.中国中央电视台 C.动画频道( )11.― ________ it , please. ― “M-A-P”. A. Look B. Spell C. Read ( )12.英语字母共有______ 个，其中元音字母有______ 个。 A. 26; 5 B. 26; 3 C. 24; 5 ( ) 13. My jacket’s ________ is black and yellow. A. it is B. it C. color ( ) 14. This is ______orange. It’s ＿＿＿＿red book. A. /; a B. /; an C. an; a ( ) 15. — Hello, Li Ming ! －＿＿＿, Mike! A. Good B. Fine C. Hello D .Bye ( )16．It’s ＿＿＿ruler．It’s ＿＿＿red． A. a ; 不填 B. 不填；不填 C. 不填；a
第二章特殊三角形单元测试 一、单选题（共10题；共30分） 1、已知，一轮船以16海里/时的速度从港口A出发向东北方向航行，另一轮船以12海里/时的速度同时从港口A出发向东南方向航行，离开港口2小时后，则两船相距（） A、25海里 B、30海里 C、35海里 D、40海里 2、如图，在平面直角坐标系中，点P（﹣1，2）关于直线x=1的对称点的坐标为（） A、（1，2） B、（2，2） C、（3，2） D、（4，2） 3、如图，Rt△ABC中，∠C=90°，∠B=30°，AD平分∠CAB，DE⊥AB于E，若BC=9，CD=3，则△ADB的面积是（） A、27 B、18 C、18 D、9 4、如图所示，∠C=∠D=90°添加一个条件，可使用“HL”判定Rt△ABC与Rt△ABD全等．以下给出的条件适合的是（） A、AC=AD B、AB=AB C、∠ABC=∠ABD D、∠BAC=∠BAD
5、在一个直角三角形中，有一个锐角等于60°，则另一个锐角的度数是（） A、75° B、60° C、45° D、30° 6、对于命题“如果a＞b＞0，那么a2＞b2．”用反证法证明，应假设（） A、a2＞b2 B、a2＜b2 C、a2≥b2 D、a2≤b2 7、图1是边长为1的六个小正方形组成的图形，它可以围成图2的正方体，则图1中正方形顶点A、B在围成的正方体中的距离是（） A、0 B、1 C、 D、 8、用反证法证明命题：“如图，如果AB∥CD，AB∥EF，那么CD∥EF”，证明的第一个步骤是（） A、假定CD∥EF B、已知AB∥EF C、假定CD不平行于EF D、假定AB不平行于EF 9、如图，已知OP平分∠AOB，∠AOB=60°，CP=2，CP∥OA，PD⊥OA于点D，PE⊥OB于点E．如果点M是 OP的中点，则DM的长是（） A、2 B、 C、 D、 10、在△ABC中，∠B=90°，若BC=a，AC=b，AB=c，则下列等式中成立的是（） A、a2+b2=c2 B、b2+c2=a2 C、a2+c2=b2 D、c2﹣a2=b2 二、填空题（共8题；共24分） 11、用反证法证明“一个三角形中至多有一个钝角”时，应假设 ________ 12、在△ABC和△MNP中，已知AB=MN，∠A=∠M=90°，要使△ABC≌△MNP，应添加的条件 是 ________ ．（只添加一个）
初二上第十一章三角形单元测试及答案（人教版） （时限：100分钟总分：100分） 一、选择题：将下列各题正确答案的代号的选项填在下表中。（每小题2分，共24分。） 1.如图，△ABC中，∠C＝75°，若沿图中虚线截去∠C，则∠1＋∠2＝（） A. 360° B. 180° C. 255° D. 145° 2.若三条线段中a＝3，b＝5，c为奇数， 那么由a，b，c为边组成的三角形共有（） A. 1个 B. 3个 C. 无数多个 D. 无法确定 3.有四条线段，它们的长分别为1cm，2cm，3cm，4cm， 从中选三条构成三角形，其中正确的选法有（） A. 1种 B. 2种 C. 3种 D. 4种 4.能把一个三角形分成两个面积相等的三角形是三角形的（） A. 中线 B. 高线 C. 角平分线 D. 以上都不对 5.如果一个三角形的三条高的交点恰是三角形的一个顶点，那么这个三角形是（） A. 锐角三角形 B. 钝角三角形 C. 直角三角形 D.不能确定 6.在下列各图形中，分别画出了△ABC中BC边上的高AD，其中正确的是（） 7.下列图形中具有稳定性的是（） A. 直角三角形 B. 正方形 C. 长方形 D. 平行四边形 8.如图，在△ABC中，∠A＝80°，∠B＝40°.D、E分别是AB、AC上的点，且DE∥BC， 则∠AED的度数是（） °°°° 9.已知△ABC中，∠A＝80°，∠B、∠C的平分线的夹角是（） A. 130° B. 60° C. 130°或50° D. 60°或120° 10.若从一多边形的一个顶点出发，最多可引10条对角线， 则它是（） A.十三边形 B.十二边形 C.十一边形 D.十边形
七年级下册英语单元测试卷（Unit1-2） Class Name Ⅰ. 用所给首字母完成单词（10分） （）you want to go shopping, you can go to the s________. （）you want to read or borrow some books, you can go to the l______.（）is the capital city of A （）you are h______, you can have some eggs . （）you are tired, you can go to the g_______ to take a walk. （）’s too late now. There is no bus here. You can take a t________ instead.（）! Your classroom is so d_______. Please clean them. （）you want to go to Beijing by plane, you must go to the a________ first.（）is not a pay phone in the n_________. （）l do you speak I speak English. II．根据括号内的汉语完成句子。（10分） 1. Thereisabank (在…对面) the park. 2．Excuse me, is there a restaurant in (在附近地区) ？3．Someanimals （喜欢吃）leaves（叶子）． 4．Are (有一些) oranges onthetableIwantone？ 5．Where does his pen pals (来自) Canada. 6．My_________________(最喜欢的科目)ismath. 7．______ _(谢谢)yourletterandphotos. 8. My parents live （在加拿大） 9. You can (坐出租车) there if you don’t want to wal k. 10. Please (写信给)出me soon。 III．用所给动词的正确时态填空。（10分） 1．We （have）nineclasseseveryday. 2．They (donot)playsocceronFriday. 3．Mybrother （eat）breakfastathome. 4．Whattime yourbrother (go)toschool She (go)toschoolat8:00am.. (do)homeworkatschool. 6. He can (swim). 7．Let’s(speak) French. 8．Do they enjoy _______ (watch)TV？ 9．I______(go)Beijinglastsummer. 10. I want (learn )Japanese. Can you teach me Ⅳ.补全对话，每空一词（10分） A: 1______ me. Is there a 2_________ office near here I want to post a letter. B: Yes. Just go 3________ and 4________ right. It’s down the Central Street 5_______ the left. A: By the way(顺便问一下), 6________ is the bookstore B: The bookstore It’s 7________ Eighth Ave nue. It’s 8______ to the supermarket. A: 9_______ you very much. B: You are 10____________. 1．2． 3. 4. 5. 6. 7. 8. 9. 10. V.句型转换（10分） 1. There is a bank near here. (改成一般疑问句)I bank near here lives on Center Street. (对划线部分提问) Where Jim you tell me how to get to your house(同义句) Can you tell me _____ ______to your house there any new parks (作否定回答) No, __________ __________. comes from the USA. (对划线部分提问) _____ _____ he come from VI选择填空。（30分） ( ) _________ in the bottle（瓶子）. ’t some milk B. is any milk C. is some milksD. isn’t any milk ( ) is a good child. He never goes to the _________. A. park B. video arcade C. bridge D. highway ( ) 3. The hotel is _______ the market and the bank. A. both B. in C. next to D. between
人教版七年级数学下册 各单元测试题及答案 TTA standardization office【TTA 5AB- TTAK 08- TTA 2C】
1 23 （第三题） 1 2 34 567 8 （第4题） a b c 七年级数学第五章《相交线与平行线》测试卷 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（ ） 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（ ） 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 、3：4 B 、5：8 C 、9：16 D 、1：2
浙教版八年级上特殊三角 形单元测试题 Revised by BLUE on the afternoon of December 12,2020.
第2章特殊三角形单元测试题 一、填空题（每小题3分，共30分） 1．等腰三角形一边长为1cm，另一边长为5cm，它的周长是_____cm． 2．在Rt△ABC中，∠C=Rt∠，∠A=70°，则∠ B=_______． 3．△ABC为等腰直角三角形，D、E、F分别为AB、BC、AC 边上的中点，则图中共有_____个等腰直角三角形． 4．现用火柴棒摆一个直角三角形，两直角边分别用了7 根、24根长度相同的火柴棒，则斜边需要用______根． 5. 等腰三角形的腰长为10，底边长为12，则其底边上的高为______. 6. 在等腰三角形中，设底角为x°，顶角为y°，则用含x的 代数式表示y，得y= . 7．如图，在△ABC 中，∠C=902，AD 平分∠BAC，BC=10㎝，BD=6㎝， 则D点到AB的距离为________． 8．如图，已知：在△ABC中，AB=AC，∠B=700，BD=CF， 则∠EDF= 2。 二、选择题 9．下列图形中，不是轴对称图形的是（） A 线段 B 角 C 等腰三角形 D 直角三角形 10．等腰三角形的一个顶角为40o，则它的底角为（） A 100o B 40o C 70o D 70o或40o 11．下列判断正确的是（） A 顶角相等的的两个等腰三角形全等 B 腰相等的两个等腰三角形全等 C 有一边及一锐角相等的两个直角三角形全等 D顶角和底边分别相等的两个等腰三角形全等 12．已知一个三角形的周长为15cm，且其中两边长都等于第三边的2倍，那么这个三角形的最短边为（） A 1cm B 2cm C 3cm D 4cm 13．如图所示，△ABC 中， AB=AC，过AC上一点作DE⊥AC，EF ⊥BC，若∠BDE=140°，则∠DEF=（） A 55° B 60° C 65° D 70° 14．如图，有两个长度相同的滑梯（即BC=EF），左边滑梯的高度AC?与右边滑梯水平方向的长度DF 相等，则∠ABC+∠DFE的度数为（）B A D C F E
等腰三角形典型例题练习
等腰三角形典型例题练习 一．选择题（共2小题） 1．如图，∠C=90°，AD平分∠BAC交BC于D，若BC=5cm，BD=3cm，则点D到AB的距离为（）A．5cm B．3cm C．2cm D．不能确定 2．如图，已知C是线段AB上的任意一点（端点除外），分别以AC、BC为边并且 在AB的同一侧作等边△ACD和等边△BCE，连接AE交CD于M，连接BD交CE于N． 给出以下三个结论：①AE=BD ②CN=CM ③MN∥AB 其中正确结论的个数是（） A．0B．1C．2D．3 二．填空题（共1小题） 3．如图，在正三角形ABC中，D，E，F分别是BC，AC，AB上的点， DE⊥AC，EF⊥AB，FD⊥BC，则△DEF的面积与△ABC的面积之 比等于_________． 三．解答题（共15小题） 4．在△ABC中，AD是∠BAC的平分线，E、F分别为AB、AC上 的点，且∠EDF+∠EAF=180°，求证DE=DF． 5．在△ABC中，∠ABC、∠ACB的平分线相交于点O，过点O作DE∥BC， 分别交AB、AC于点D、E．请说明DE=BD+EC． 6．＞已知：如图，D是△ABC的BC边上的中点，DE⊥AB，DF⊥AC， 垂足分别为E，F，且DE=DF．请判断△ABC是什么三角形？并说明理由． 7．如图，△ABC是等边三角形，BD是AC边上的高，延长BC至E，使CE=CD．连接DE． （1）∠E等于多少度？ （2）△DBE是什么三角形？为什么？ 8．如图，在△ABC中，∠ACB=90°，CD是AB边上的高，∠A=30°．求证：AB=4BD． 9．如图，△ABC中，AB=AC，点D、E分别在AB、AC的延长线上，
新目标七年级下单元测 试题 Document number：NOCG-YUNOO-BUYTT-UU986-1986UT
贵溪市实验中学初中部新目标七年级下Unit 5单元测试题 时间：90分钟 满分：120分 命题人：David 20 一、听力部分（20分） I.听对话，选择相应的图片 ，将其标号填入题下横线内。读两遍。（5分） J. 1 2 3 4 5 A B C D E II ．听对话，根据所听内容选择正确的答案，读两遍。（5分） ( )’s the book about ___________. A. Reading B. Cooking C. Swimming ( ) is Jackson doing now He is doing___________. A. his homework B. boring C. nothing much ( ) Lily ’s sister watching TV now She is___________. A. No, she isn ’t B. Yes, she is C. I don ’t know ( )9. What is Selina ’s daughter doing ___________. A. walking B. shopping C. playing ( )10. What ’s the girl doing She is________. A. going to the movies B. playing computer games C. writing to her new friend III. 听两段对话，听第一段对话回答第11-12小题。听第二段对话回答第13-15小题每段对话读两遍。（5分） ( )11. Who answers the phone ___________. A. Tina B. Mark C. Jack ( )12. What ’s Tina doing She is __________. A. shopping B. visiting her uncle C. having a party ( ) is Paul doing He ’s _________. A. writing B. watching TV C. reading ( )14. What is Paul ’s mother doing She ’s_________. A. cleaning the house B. cooking C. drawing ( )’s Linda doing She ’s__________. ……………………………学校………………………………………班级…………………………
最新人教版七年级英语下册单元测试题全套带答案 Unit 1综合水平测试 笔试部分(100分) 五、单项选择。(每小题1分，共计15分) (D)21.Our English teacher Ms. Su plays ________ chess very well. A．a B．an C．the D．/ (C)22.—Jim，do you like apples ________ bananas? —I like bananas. A．and B．but C．or D．because (B)23.—Can you help me ________ my math? —Sorry，I am too busy today. A．on B．with C．for D．from (C)24.Jenny likes hamburgers.And I ________ like them. A．too B．so C．also D．and (B)25.—________ can he do? —He can ________ Chinese kung fu. A．How；play B．What；do C．Where；see D．What；make (C)https://www.doczj.com/doc/4511760465.html,ura is from England and she ________ English very well. A．tells B．says C．speaks D．takes (B)27.Saturday and Sunday are our ________. A．clubs B．weekends C．birthdays D．games (B)28.Does Mr. Green teach ________ Chinese? A．they B．you C．I D．he (C)29.Mom，I need you ________ me a notebook. A．buy B．buying C．to buy D．to buying (A)30.Today Lucy's parents aren't at home so she wants to ________ us for lunch. A．join B．make C．think D．know (A)31.Bill likes ________ but he doesn't want to be a ________ when he grows up. A．music；musician B．music；music C．musician；music D．musician；musician (D)32.Old people all like Alice because she ________ them. A．is good at B．is good for C．is busy with D．is good with (B)33.—Can you ________ your new photos ________ me? —Yes.Here you are. A．show；with B．show；to C．show；for D．show；about (B)34.—Can you play the guitar? —________，but I can play the piano. A．No，I don't B．No，I can't C．Yes，I do D．Yes，I can (D)35.—Lily，________？ —She wants to join the art club.
浙教版八年级数学上册第2章特殊三角形单元测试卷 题号一二三四总分 得分 一、选择题（本大题共10小题，共30分） 1.已知△ABC中，2(∠B+∠C)=3∠A，则∠A的度数是() A. 54° B. 72° C. 108° D. 144° 2.若等腰三角形腰长为6，则底边x的取值范围是() A. 6 7.如图，AB//CD，CE交AB于点E，EF平分∠BEC，交CD于 点F.若∠ECF=50°，则∠CFE的度数为() A. 35° B. 45° C. 55° D. 65° 8.将一把直角三角尺和一把直尺按如图所示的方式放置，若 ∠α=44°，则∠β的度数为() A. 44° B. 45° C. 46° D. 54° 9.根据下列操作回答后面的问题：(1)分别以线段AB的端点A、 AB长为半径作圆弧相交于点P、M；(2) B为圆心，以大于1 2 作直线PM交AB于点C.则下列有关的说法不一定正确的是 () A. PM是线段AB的垂直平分线 B. PA=PB C. 作线段垂直平分线的实质是作平角的平分线 D. AP⊥BP 10.如图是一张直角三角形的纸片，两直角边AC=6cm、BC= 8cm，现将△ABC折叠，使点B与点A重合，折痕为DE，则 BE的长为() A. 4 cm B. 5 cm C. 6 cm D. 10 cm 二、填空题（本大题共10小题，共40分） 11.如果等腰三角形底边上的高等于腰长的一半，那么它的顶角等于_______． 《相似三角形》单元测试题 一、精心选一选（每小题4分，共32分） 1. 下列各组图形有可能不相似的是( ). (A)各有一个角是50°的两个等腰三角形 (B)各有一个角是100°的两个等腰三角形 (C)各有一个角是50°的两个直角三角形 (D)两个等腰直角三角形 2. 如图，D 是⊿ABC 的边AB 上一点，在条件（1）△ACD ＝∠B ，（2）AC 2＝AD·AB，（3） AB 边上与点C 距离相等的点D 有两个，（4）∠B ＝△ACB 中，一定使⊿ABC ∽⊿ACD 的个数是（ ） （A ）1 （B ）2 （C ）3 （D ）4 3．如图，∠ABD ＝∠ACD ，图中相似三角形的对数是（ ） （A ）2 （B ）3 （C ）4 （D ）5 4.如图，在矩形ABCD 中，点E 是AD 上任意一点，则有（ ） （A ）△ABE 的周长＋△CDE 的周长＝△BCE 的周长 （B ）△ABE 的面积＋△CDE 的面积＝△BCE 的面积 （C ）△ABE ∽△DEC （D ）△ABE ∽△EBC 5.如果两个相似多边形的面积比为9:4,那么这两个相似多边 形的相似比为( ) A.9:4 B.2:3 C.3:2 D.81:16 6. 下列两个三角形不一定相似的是（ ）。 A. 两个等边三角形 B. 两个全等三角形 C. 两个直角三角形 D. 两个等腰直角三角形 7. 若⊿ABC ∽⊿C B A ''，∠A=40°, ∠B=110°,则∠C '=( ) A. 40° B110° C70° D30° 8.如图，在ΔABC 中，AB=30，BC=24，CA=27， AE=EF=FB ， EG ∥FD ∥BC ，FM ∥EN ∥AC ，则图中阴影部分的三个三角形的周 长之和为（ ） A 、70 B 、75 C 、81 D 、80 二、细心填一填 （每小题3分，共24分） 9.如图，在△ABC 中，△BAC ＝90°，D 是BC 中点，AE ∥AD 交CB 延长线于点E ，则⊿BAE 相似于______． 人教版七年级英语下册单元测试题及答案全套 含期中期末试题，共14套 Unit 1 综合水平测试 笔试部分(100分) 五、单项选择。(15分) (D)21.Han Ming often plays ________ chess with his grandpa. A．a B．an C．the D．/ (C)22.Li Ming likes sports and he is good ________ playing ping-pong. A．to B．for C．at D．with (A)23.Six ________ are in the classroom，one teacher and five students. A．people B．pictures C．books D．chairs (A)24.Kate can play the piano and she can ________ play the guitar. A．also B．always C．so D．only (C)25.—Alice，do you like rice ________ bread for lunch? —Rice. A．but B．and C．or D．because (A)26.—________ club are you in? —I'm in the writing club. A．What B．Who C．Why D．How (B)27.—Does Tom like sports? —Yes.He ________ every weekend. A．sings B．swims C．writes D．draws (D)28.Mom，before going to bed，can you ________ me a story? A．speak B．talk C．say D．tell (A)29.Jack likes singing，so he wants to ________ the music club. A．join B．get C．say D．tell (A)30.—Can you ________ me your family photo，Helen? —Sure. A．show B．shows C．to show D．showing (B)31.The school show is ________ 3：00 pm ________ Friday. A．at；in B．at；on C．on；at D．in；on (D)32.—Can you play the violin? —________.But I can play the piano. A．Yes，I can B．Yes，I do C．No，I don't D．No，I can't (C)33.Miss Lin asks us to ________ a picture of our classroom in the art class. A．spell B．meet C．draw D．buy (D)34.—________ do you want to join the sports club? —Because I like sports. A．What B．When C．Where D．Why (B)35.—Hi，Jack.________？ —I can play the violin. A．How do you do B．What can you do C．Where are you D．What do you like 六、完形填空。(10分)《-相似三角形》单元测试题(含答案)
人教版七年级英语下册单元测试题及答案全套
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