（3045）《航空宇航制造工程》专业综合九
考试内容：
1.金属精确塑性成形：含金属塑性成形力学基础，板料成形工艺，有限元分析与模拟；
2.先进飞机装配理论与技术：含飞机装配工艺设计，连接技术，飞机制造准确度，先进制造技术。
3．先进航空连接技术：含机械连接原理与技术，焊接理论与技术，胶接原理与技术，高能束连接技术，计算机测控技术。
参考书目：
1.塑性力学，庄懋年等编著，高等教育出版社，1983
2.现代飞机制造技术，范玉青编著，北京航空航天大学出版社，2001
3.先进制造技术，姚福生等编著，清华大学出版社 2002
4.计算机辅助塑性成形，马泽恩编，西北工业大学出版社，1996
5．先进飞机机械连接技术，张全纯等编，兵器工业出版社，2000
6．焊接物理冶金，张文钺，天津大学出版社，1981
7．金属学，胡赓祥等编，上海科学技术出版社，1980
人教版九年级数学上册 圆 几何综合（篇）（Word 版 含解析） 一、初三数学 圆易错题压轴题（难） 1．如图，以A （0，3）为圆心的圆与x 轴相切于坐标原点O ，与y 轴相交于点B ，弦BD 的延长线交x 轴的负半轴于点E ，且∠BEO ＝60°，AD 的延长线交x 轴于点C ． （1）分别求点E 、C 的坐标； （2）求经过A 、C 两点，且以过E 而平行于y 轴的直线为对称轴的抛物线的函数解析式； （3）设抛物线的对称轴与AC 的交点为M ，试判断以M 点为圆心，ME 为半径的圆与⊙A 的位置关系，并说明理由． 【答案】（1）点C 的坐标为（－3，0）（2）2343333 y x x =++3）⊙M 与⊙A 外切 【解析】 试题分析：（1）已知了A 点的坐标，即可得出圆的半径和直径，可在直角三角形BOE 中，根据∠BEO 和OB 的长求出OE 的长进而可求出E 点的坐标，同理可在直角三角形OAC 中求出C 点的坐标； （2）已知了对称轴的解析式，可据此求出C 点关于对称轴对称的点的坐标，然后根据此点坐标以及C ，A 的坐标用待定系数法即可求出抛物线的解析式； （3）两圆应该外切，由于直线DE ∥OB ，因此∠MED=∠ABD ，由于AB=AD ，那么 ∠ADB=∠ABD ，将相等的角进行置换后可得出∠MED=∠MDE ，即ME=MD ，因此两圆的圆心距AM=ME+AD ，即两圆的半径和，因此两圆外切. 试题解析：（1）在Rt△EOB 中，3 cot60232EO OB =??==， ∴点E 的坐标为（－2，0）． 在Rt△COA 中，tan tan60333OC OA CAO OA =?∠=??==， ∴点C 的坐标为（－3，0）． （2）∵点C 关于对称轴2x =-对称的点的坐标为F （－1，0）， 点C 与点F （－1，0）都在抛物线上． 设()()13y a x x =++，用(03A ，代入得 ()()30103a =++，
人教版九年级英语上册期末测试题及答案 第二卷笔试部分(95分) 六、单项选择。(每小题1分，共10分) 26. —How can I read the English passage faster? —Y ou can read faster ____ reading word groups. A. with B. at C. on D. by 27. —My sister likes red very much. —Then this red skirt must belong to ____. A. hers B. her C. yours D. you 28. —Do you know ____ there will be a concert in the theater next Saturday? —Really? I'm looking forward to it. A. that B. why C. whether D. how 29. —I can't find my phone anywhere. —Y ou____ have lost it while shopping. A. may B. can C. should D. would 30. The movie____I have seen twice is The W andering Earth. A. who B. which C. where D. when 31. —Mike, you're crazy about music. A concert ____ in the gym tomorrow. Would you like to go? —That's great! But have you got the tickets? A. is holding B. is held C. will be held D. has held 32. —Why did she avoid ____ me? —I think she's sorry for her mistake, so she had to go off. A. meeting B. to meet C. not meeting D. not to meet 33. —What do you usually have for breakfast? —I used to ____ dumplings. But these days I get used to ____ bread and milk. A. eat; have B. eating; having
高中招生文化考试 英语（A卷） 考生须知： 1、本试卷满分120分，考试时间100分钟。 2、答题前，在答题纸上写姓名和准考证号。 3、必须在答题纸的对应答题位置答题，写在其他地方无效。1至60小题在答题纸上涂黑作答，答题纸答题方式详见答题纸上 的说明。 4、做听力题时，先将答案划在试卷上。录音内容结束后，你将有一分钟的时间将试卷上的答案转涂到答题纸上。 5、考试结束后，试卷和答题纸一并上交。 试题卷 I. 听力部分（25分） 一、听短对话，回答问题（共5小题，计5分） 听下面5段对话。 1. What does the man think of the sweater? A. It’s too short. B. It’s very cheap. C. It’s expensive. 2. Which is Allen’s phone number? A. 56568890. B. 56268890. C. 26268890. 3. Why did Tom get up this morning? A. To do sports. B. To catch a train. C. To walk the dog. 4. Where can the woman chemistry books? A. On the first floor. B. On the second floor. C. On the third floor. 5. What would the woman speaker like to see in their school? A. M ore books. B. More libraries. C. More clubs. 二、听较长对话，回答问题（共5小题，计10分） 听下面一段对话，回答第6和第7两个小题。 6. Where is Lily going for lesson? A. In her school. B. In a language school. C. In an art school. 7. What is she planning to do in France? A. To have fun. B. To improve her. C. To learn painting. 听下面一段对话，回答第8和第10三个小题。 8. What is Rose busy with? A. Her trip plan. B. Her school exam. C. Her summer program. 9. Who will go Rose? A. Bill. B. Her sister. C. Her classmate. 10. How does Bill’s idea about camping? A. Good. B. Hard. C. Expensive. 三、听独白，回答问题（共5小题，计10分） 听下面一段独白，并按要求在试卷上完成任务，你可以边听边填写听到的数字。 Step 1 M Step 2 ×5 Step 3 Step 4
卷面部分A卷 一.单项选择。20% 16. ----Do you know how to plant trees? ----Yes, ________________. A. the more, the better B. more or less C. more and more D. so do I 17. Let’s put up the map on the wall __________ everyone can see it clearly. A. when B. because C. so that D. since 18. Mr. and Mrs. Green have ______ in Beijing for a week. A. got B. reached C. been D. arrived 19. She was never heard__________ so well before. A. sing B. singing C. sang D. to sing 20. The twins often know ____________________. A. what the other is going to say B. that the other is going to say C. what is the other going to say D. if the other is going to say 21. Now computers work __________ faster than the old ones. A. several millions times B. millions of time C. millions of times D. million of times 22. Have you ever seen __________ man? A. such a tall B. such tall a C. so a tall D. a so tall 23. He answered me, but he spoke __________ quickly __________clearly A. either; or B. both; and C. neither; nor D. nor; neither 24. There will not be enough space even to stand__________ the earth. A. in on B. in C. on D. over 25. The population of China is much larger than____________ Japan. A. / B. it in C. those in D. that of 26. He said he _____________ to the party. A. will go B. is coming C. would come D. has been 27. When the rubbish collector saw the couple, they ____________ hands down the lane. A. are holding B. were holding C. held D.hold 28. The police office finished reading the report ___________. A. interested B. interesting C. in interest D. with interest 29. Many residents of that area __________ snake bites every year. A. die from B. die in C. die for D. die of 30. The teacher must be ____________. A. listening to B. listened to carefully C. listened carefully D. listen 31. The machine _______ is good. Only the price is a little bit high. A. itself B. that C. it D. this 32. Let’s make some_____ f or this old lady. A. place B. room C. space D. seat 33. ______ which channel can we find our favourite programme? A. On B. In C. By D. For 34. ----____________? I didn’t hear you. ----I said you could take this seat. A. Hello B. Can I help you C. Pardon D. Sorry 35. We have __________ students this year than last year. A. many B. a lot more C. much D. any more
九年级数学上册 圆 几何综合专题练习（解析版） 一、初三数学 圆易错题压轴题（难） 1．如图，二次函数y=x 2-2mx+8m 的图象与x 轴交于A 、B 两点（点A 在点B 的左边且OA≠OB ),交y 轴于点C ，且经过点（m ，9m ）,⊙E 过A 、B 、C 三点。 （1）求这条抛物线的解析式； （2）求点E 的坐标； （3）过抛物线上一点P （点P 不与B 、C 重合）作PQ ⊥x 轴于点Q ，是否存在这样的点P 使△PBQ 和△BOC 相似？如果存在，求出点P 的坐标；如果不存在，说明理由 【答案】（1）y=x 2 +2x-8（2）（-1，- 72）（3）（-8，40），（-15 4，-1316），（-174 ，-25 16 ） 【解析】 分析：（1）把(),9m m 代入解析式，得：22289m m m m -+=，解这个方程可求出m 的值； （2）分别令y =0和x =0，求出OA ，OB ，O C 及AB 的长，过点E 作EG x ⊥轴于点 G ,EF y ⊥轴于点F ,连接CE ，AE ,设OF =GE =a ,根据AE CE = ，列方过程求出a 的值， 从而求出点E 的坐标； （3）设点P (a , a 2+2a -8)， 则2 28,2PQ a a BQ a =+-=-，然后分PBQ ∽CBO 时 和PBQ ∽BCO 时两种情况，列比例式求出a 的值，从而求出点P 的坐标. 详解：（1）把(),9m m 代入解析式，得：22289m m m m -+= 解得：121,0m m =-=（舍去） ∴228y x x =+-
（2）由（1）可得：2 28y x x =+-，当0y =时，124,2x x =-=; ∵点A 在点B 的左边 ∴42OA OB ，== ， ∴6AB OA OB =+=， 当0x =时，8y =-， ∴8OC = 过点E 作EG x ⊥轴于点G ,EF y ⊥轴于点F ,连接CE ，, 则11 6322 AG AB = =?= ， 设 ，则 ， 在Rt AGE ?中，， 在 中， ()2 22218CE EF CF a =+=+-， ∵AE CE = ， ∴()2 2918a a +=+- ， 解得：7 2a = ， ∴712E ? ?-- ?? ? ， ； （3）设点()2,28a a a P +-， 则2 28,2PQ a a BQ a =+-=-， a.当PBQ ?∽CBO ?时， PQ CO BQ OB =，即228822 a a a +-=-， 解得：10a =（舍去）；
九年级英语试卷 一、根据汉语提示完成句子：(10分) 1. The pure farmer family can’t ____________ (负担) the children’s college education. 2. We ____________ (说服) him to have a long walk every day because of the heavy. 3. I hope the doctors are very _______________ (耐心的) to the sick people. 4. All his efforts ended in ______________ (失败)。 5. Don’t deal with problems by ____________ ____________ (中断) a friendship. 6. The teacher _____________ the students ____________ (看待) her own children. 7. My grandmother once lived in the countryside, but now she _______ ________ _______ (习惯) living in the city with us. 8. Can you tell me _______ ________ __________ (你怎样学习) for a test? 9. I hear Yang Yan made an English speech at the graduation ceremony yesterday. ________ _________ _______ (确实如此)，and ______ ________ ________ (我也是)。 10. That man _________ __________ ___________ _________(昨天我见的) is a film director. 二、单项选择：（15分） （）1. What ____ exciting news it is? Is ____ news true? A. an; the B. an; a C. /; the D. /; a （）2. You used to go to school on foot, ___ ____? A. used you B. did you C. didn’t you D. weren’t you （）3. Try to guess its meaning when you meet a new word. Don’t _ your dictionary all the time. A. work on B. try on C. keep on D. depend on （）4. She was ____ busy ___ she had little time to go to the concert. A. very; that B. so; that C. enough; so D. such; that （）5. --- Don’t drop litter in the park, please! --- __________. A. Good luck. B. Don’t worry C. OK, I will D. Sorry, I won’t （）6. Listen! The work should be done _______! A. in a way B. in the way of C. in this way D. by the way （）7. Sally hasn’t come back _______. A. already B. just C. yet D. ever （）8. --- Bad luck! I left the ticket at home. --- Oh, you should ____ it at once. The movie is beginning soon. A. bring B. take C. fetch D. carry （）9. Our chemistry professor _____ the papers and the test began. A. gave in B. gave up C. gave out D. gave away （）10. I don’t want to go __________. A. somewhere cold B. anywhere cold C. cold somewhere D. cold anywhere
期末综合能力测试(一) 听力部分(20分)) 一、听句子，选择与所听内容相符的图片。(5分) 听力材料：1.The w ine is made from grapes. 2．We often eat mooncakes on Mid-Autumn Festi v al. 3．Lots of Western people can't use chopsticks. 4．Look！The balloons are so beautiful. 5．Cruel w ars made lots of children homeless. ,A),B),C) ,D)),\s\do5(E)) 1．__B__ 2.__C__ 3.__E__ 4.__A__ 5.__D__ 二、听小对话，选择正确的答案。(5分) 听力材料：M：Do you think grammar is the most difficult in English learning? W：No.I think w riting is. ( B )6.What does the girl think is the most difficult in English learning? A．Grammar.B．Writing.C．Listening. 听力材料：M：Mom，I'm excited to ha v e a food festi v al. W：Me too，dear. ( A )7.How do the speakers feel about the food festival? A．Excited. B．Bored. C．Surprised. 听力材料：M：Hi，Julia.Can I take my camera to the art museum? W：No.We mustn't take photos there. ( C )8.Where are they going? A．To the library. B．To the theater. C．To the museum. 听力材料：M：Whose are these things，do you kno w? W：Y es.The pen belongs to Jack.The pencil box belongs to Mary and the notebook is Ann's. ( B )9.Whose notebook is it? A．Mary's. B．Ann's. C．Jack's. 听力材料：M：Excuse me，w here can I buy some stamps? W：There is a post office on the opposite of the supermarket.You can buy some there. ( B )10.Where does the man want to go? A．To the supermarket. B．To the post office. C．To the police station.
I．用所给词的适当形式填空。5分 1. This is an ______ (interest) place. Many people like it. 2.. I don’t think English is as ______ (difficult) as maths. 3. Can you hear the sound of children ______ (play) outside? 4..The people in the ship were enjoying ______ (them). 5. The ______ (thank) mother didn’t know what to say. II．选择填空20分 ( )1. Mr. Green didn’t have ______ money. A. many B. much C. a lot D. lot of ( )2. I won’t leave until you ______ back tomorrow. A. come B. will come C. comes D. came ( )3. He enjoys ______ story books very much. A. reading B. read C. to read D. reads ( )4. You’d better _______ in bed. It’s bad for your eyes. A. not to read B. not read C. don’t read D. read ( )5. －I did worst of all in the long jump. －_______. A. Bad luck B. Good luck C. Well done D. Congratulations ( )6. They were ______ to see each other. A .pleasure B .pleasant C. pleased D .please ( )7. He didn’t know it. I didn’t know it, ______. A. too B .either C .also D. neither ( )8. What were you doing when he ______ to see you? A. came B. was coming C. comes D. come ( )9. Would you please ______ it again? A. not to do B. not do C. don’t do D. to do ( )10. The teacher came in, ______ a smile ______ his face. A. with; on B. on; with C. with; in D. and; on ( )11 Moonlight Sonata is a piece of beautiful ______. A. song B. music C. picture D .game ( )12. Can you _______ the difference _____the two words? A. say, between B. tell, between C. tell, among D. speak, among ( )13. Who saw it ______ at that time? A. happen B. happened C. happens D. to happen ( )14 _______ neither you nor he like baseball? A. Does B. Are C. Do D. Is ( )15. Mother told her son _______do that _______ A. don’t, any longer B. to not, no longer C. not to, any more D. doesn’t, no more ( )16. If you ride your bike too fast, there may be ______ accident. A. a B. the C. an D.不填 ( )17. It’s not easy _______ Chinese students _______English well. A. of, to learn B. for, learning C. of, learning D. for, to learn
新目标英语九年级综合测试题一、单项选择（共30 个，30 分） 从每小题A、B、C、D四个选项中选出能填入空白处的最佳答案。 1 In a zoo in Shandong Province, the zoo keepers tried ___ way to help ___ monkey give up smoking. A. the; a B. one; the C. a; the D every; a 2 —We ve waited for the two sin gers for two hours. Will they be able to come here? --I ' m afraid ____ of them will come today. A. neither B. either C. both D. none 3. - Do you know _____ move into our new house? --We will move there as soon as the key ___ to us. A. when we can; is given B. when can we; will be given C. if we can; is given D. when we can; will be given 4. --Here comes the train. Where are our tickets? --Oh, my God! I ____ them at home. A. forgot B missed C lost D. left 5 - -John sings well in our school. -- _____ Henry, my best friend. He is also popular! A. So does B. Neither does C. So is D. Neither is 6. --It 's a secret between us. Don 't tell anybody else. --Sure, ____ .
圆的定义、垂径定理、弦、弧、圆心角、圆周角练习 1.如下图，已知CD 是的直径，过点D 的弦DE 平行于半径OA 若/ D 的度数是50°,则/C 的 度数是（） C )30° D )25° 2.如上图，两正方形彼此相邻，且大正方形内接于半圆，若小正方形的面积为 16cm 2，则该半圆的 半径为（ ）? A ) (4 ,5) cm B ) 9 cm C ) 45 cm D ) 6.2 cm A. AB>2AM B. AB=2AM C. AB<2AM D. AB 与2AM 的大小不能确定 限内O B 上一点， BMO 120°，则O C 的半径为（ ） A. 6 B. 5 C 3 D. 5.如下图，P 为O O 的弦AB 上的点，PA=6, PB=2，O O 的半径为5, 6. 第7题图 如上图，扇形的半径是2cm ，圆心角是40 ,点C 为弧AB 的中点，点P 在直线OB 上,则PA PC 的 最小值为 _____________ cm 7. 如图，在半径为5的O 0中，弦AB=6点C 是优弧A B 上一点（不与A 、B 重合），则cosC 的值 8.圆的一条弦长等于它的半径，求这条弦所对的圆周角的度数为: 第1题图 第2题图 第4题图 3. O O 中，M 为匚的中点，则下列结论正确的是（） 4.如上图，O C 过原点，且与两坐标轴分别交于点 A ,点 B ,点A 的坐标为（0, 3），M 是第三象
9.如图，点A、B、C、D在。O上，O点在/ D的内部，四边形OABC为平行四边形，则/ OAD# AC于另一点E,交AB于点F，G,连接EF若/ BAC=22o,则/ EFG _______ . 11. 如图，以原点O为圆心的圆交x轴于点A B两点，交y轴的正半轴于点C, D为第一象限内。O 上的一点，若/ DAB= 20。，则 / OCD= _____________ . 12. 已知：如图，AB是O O的直径，CD是O O的弦，AB, CD的延长线交于E,若AB=2DE / E=18°, 求/C及/ AOC勺度数. AB是O O的直径，弦CD交AB于E点，BE=1, AE=5,Z AE(=30°,求CD的长. 14.如图，AB为O O的弦，C、D为弦AB上两点, 证明：AE=BF. 13.已知：如图, OCD= _____ ° F ,
人教版初中九年级英语上学期 期末测试卷03 一、听力理解（共30分） （一）听句子，选图画。（每小题1分，共5分） 你将听到5个句子。请根据所听到的内容，选出与句子内容相符的图画选项。每个句子读一遍。 1._______ 2._______ 3._______ 4._______ 5._______ （二）对话理解。（每小题1分，共10分） 第一节：听下面5段对话，每段对话后有一个小题，从题中所给的A、B、C三个选项中选出最佳选项。每段对话仅读一遍。 ()6.Who is quiet in Lily’s family? A.Lily. B.Lily’s sister. C.Lily’s mother. ()7.What will the weather probably be like tomorrow? A.Rainy. B.Sunny. C.Snowy. ()8.Why is the man against staying at the Grand Hotel? A.He doesn’t like the food there. B.He can’t afford to stay there. C.The service there is bad. ()9.What does the woman mean? A.She will have a cup of tea. B.She will go on waiting. C.She will leave for the airport. ()10.Where does the dialogue probably take place? A.In a library. B.In a classroom. C.In a lab. 第二节：听下面两段长对话，每段对话后有几个小题，从题中所给的A、B、C三个选项中选出最佳选项。每段对话读两遍。 听第一段对话，回答第11~12小题。 ()11.What would the woman like to buy?
人教版九年级英语期末考试题（含答案） 一、单项填空（共15小题；每小题1分，共15分） ( )1. It’s time since we met last . A. one and half month’s B. one and a half months C. one and half months’ D. one and a half months’ ( )2. of four buses will take you to the station . We can take of them . A. Any ; every B. None ; any C. All ; any D. Neither ; none ( )3. Two weeks is not enough for me to finish the work . I need week . A. the other B. a third C. the third D. other ( )4. A young man glasses came the office . He had an old bag his arm . A. without ; in ; in B. with ; into ; under C. in ; out of ; under D. with ; in ; on ( )5.Not only I but also Tom and Jack _____ interested in English because it _____ useful. A. is, is B. is, are C. are, is D. are, are ( )6. I found the baby as soon as he had heard his mother . A. angrily B. happily C. sadly D. pleased ( )7. The young man was hit by a truck . he was not hurt . A. Lucky ; bad B. Luckily ; terrible C. Luckily ; badly D. Lucky ; badly ( )8. As we all know ,Columbus America and Edison light bulbs. A. discovered ; invented B. invented ; discovered C. discovered ; discovered D. invented ; invented ( )9. Jack，please help me the picture on the wall. A. put off B. put up C. put into D. put on
九年级英语上册期末测试2 一单选 1 “I forget to bring my notebook.” “_________. You can borrow some paper from me.” A Help yourself. B I’m sorry. C No problem. D So careless. 2 I wonder _______ you would like to come to my biryhday party. A that B whether C that if D that whether 3 ______ useful the information he gave us is! A What an B How an C What D How 4 _______of the teachers in our school is 130; _______of them are young. A a number; two third B the number; most C the number; three fourth a number; some 5 Everything has ______ wrong. A go B come C gone D become 6 The soldiers _______ the enemy’s attack. A put up B put down C broke out D happened to 7 Usually caarelessness _______ to failure. A leads B happens C gets D agrees 8 He ______ to lead us the way, which surprised us. A supplied B offered C provided D asked 9 Mr Smiths ______ us some good ______ on the study of physics. A gave; advice B gave; advices C made; advice D made; advices 10 The police offered a _______ of $5000 for any information about the robbery. A prize B award C reward D pay 二翻译词组并填空 1 因谋杀而被通缉 2 做记录 3 发生 4 流血而死 5 在┄┄的门口 6 到目前为止 7 由于┄┄而被控8 打┄┄电话联系 1The sports meeting ______ in October. 2______, they have worked in the factory for ten months. 3The man was put into prison because he __________ a robbery. 4The soldier was badly hurt and he __________ to death. 5If you have some good ideas ,you can ______ us ______ 557474562. 6The policeman ______________ what the witness said. 7Look! The man _______________. Let’s call 110. 8Where did you find my purse? It’s ____________ of a bookshop. 三词型变换 1He is only five feet in______ (high). 2He likes reading _____(detect)stories. 3It reported that one of the ______ (murder)has been arrested. 4Her sudden _______ (die)surprised her friends. 5______ (obvious), she is telling a lie. 6His father used to smoke very ______(heavy). 7The bank was ______ (rob). 8It is _______ (high) possible that he has broken into our computer system. 9Can you hear someone _______(call) you outside? 10He has been charged with ______ (rob) golden watches. 四改错 1 The weather today is much more hotter than yesterday. ( ) 2Look! It’s raining so heavy that we can’t go out now.( ) 3Have you ever been to else anywhere besides London? ( ) 4Zhang Guorong has died for more than two years. ( ) 5He said he is going to Shanghai the next day.