人教版七年级英语上册单元测试题 (全册

七年级上册英语第一单元测试题及答案人教版人教版七年级上册英语第一单元测试题一 . 单选题( 15 分)( )1.Aa----Hh 中的两个元音字母是——A.Aa .BbB.Aa .IiC. Aa .Ee( )2.---Hello. -----_______A. HelloB.How are you ?C. I’mOK( )3.--Good evening. ----_________A. Good morningB.Good afternoonC.Good evening( )4.----Good mornong. -----____________A.Good morningB.Good afternoonC.Good evening( )5.-----Good afternoon ------_____________A.Good morningB.Good afternoonC.Good evening( )6.“只读光盘”是哪个字母组合的意思?A . HB B . CDC . BBC( ) 7 . ----How are you ? ----——————A . Fine ， thanks 。

B 。

How are you ?C 。

How do you do ? ( ) 8 . ---I`m OK 的同义句————A . I`m fineB 。

It`s fineC 。

I`m good( ) 9 . Good morning 的同义句————A . MorningB 。

AfternoonC 。

Evening( ) 10 . ----Hi ， Cindy 。

------———， Dale 。

A . MorningB 。

HiC 。

How do you do ?( ) 11 . A ， B ， C ，——E ， F ， G ， H 。

A . aB 。

dC 。

D( ) 12 . 26 个英文字母的第 8 个字母是——A . EeB 。

人教版七年级上册英语 Unit 3 单元测试卷（含答案）（时间：100分钟，满分：100分）班级姓名学号分数一、单项选择(本大题共15小题，每小题1分，共15分)()TV指的是。

A. 中国北京电视台B. 电视机C. 中国中央电视台D. 电视台()2.下列都是元音字母的一组是。

A. a, e, i, kB. a, e, i, oC. a, e, i, nD. o, u, e, h()3.下列单词中画线部分发音不同的是__________。

A.GraceB.jacketC.mapD.Frank()4.下列不属于同一类的单词是__________。

A.quiltB.cupC.penD.jacket()5.下列有相同元音音素的一组是。

A. Bb, Dd, QqB. Aa, Hh, KkC. Ss, Oo, PpD. Ff, Mm, Qq()6.英语中有两个字母可以独立成词，它们是____和____,其中字母_____作为单词时，始终要大写。

A.O;A;AB.O;A;OC.A;I;AD.A;I;I()7.小华想给妹妹买一件小号的衣服，她应该选择__________号的。

A.LB.SC.MD.T()8. —What’s this? —is a jacket.A. It’sB. ItC. ThisD. That()9. —?—It’s orange.A. What’s thisB. What color is itC. Can you spell “orange”D. What’s its name()10. —Can you it in English?—Yes. It’s a ruler.A. sayB. thankC. spellD. see()11. This is orange and that is UFO.A. a; anB. an; anC. an; aD. a; a()12. —How are you?—A. How are you?B. Good morning!C. Thanks.D. Fine, thanks.()13.—Spell it, please. —__________ .A.H-E-L-E-NB.It's redC.I'm OKD.Thanks ()14.This is __________ English map. __________ map is ________ blue.A.an;A;aB.an; The;aC.a;The;/D.an; The;/ ()15.—You are a good boy. —__________ .A.It's OKB.ThanksC.OKD.Good二、完形填空(本大题共10小题，每小题1分，共10分)A: Good __16__ ,Eric!B: Good afternoon, Grace!A:__17__are you?B: Fine, ___18___.A: What's this __19__ English?B: It's a（n）__20__.A: Please __21__it!B: O-R-A-N-G-E.A:___22___ is it?B:It's green.A: Oh, no. It is__23__ . And whose（谁的）orange is __24__ ?B: It __25__Frank's.()16.A.evening B.afternoon C.morning D.night()17.A.What B.Who C.How D.When()18.A.thanks B.yes C.OK D.no()19.A.at B.in C.on D.to()20.A.ruler B.jacket C.orange D.pen()21.A.say B.spell C.see D.do()22.A.What color B.How C.What D.When()23.A.purple B.white C.orange D.blue()24.A.it B.one C.the D./( )25.A.are B.is C.am D.be三、阅读理解(本大题共10小题，每小题2分，共20分)AThis is Pigcasso. She lives in South Africa(南非). You may think pigs only like sleeping and eating. But Pigcasso does not.She is a clever white pig. She can paint(绘画).Three baby red pandas were born(出生) in December, 2019. They are at a zoo in Sydney(悉尼). They are Rohan, Ishwar and Mishry. They are cute(可爱的).This is Mitsi. It is a cat. It is white, brown and black. It lives at a station in Israel(以色列). Many people like it. But some people don′t like cats. The station wants to look for a new home for Mitsi.( )26.What color is Pigcasso?A.It′s white.B.It′s black.C.It′s brown.D.It′s yellow. ( )27.What does the underlined word “clever” mean in Chinese?A.聪明的B.普通的C.调皮的D.孤独的( )28.Where is Mishry?A.In South Africa.B.In Sydney.C.In China.D.In Israel.( )29.What does Mitsi need(需要)? A.A good friend. B.A nice cup. C.A small pen. D.A new home. ( )30.Which is TRUE(真实的)?A.Pigcasso only likes sleeping and eating.B.Mishry is white.C.People all like Mitsi.D.Mishry is at a zoo now.BI'm Dale. I'm a green and yellow pencil box. Look ,there are many things. This isa pen. It is a green pen. And this is a ruler. What color is it?It's white. This is a key to the door. It's red. This is Helen. It's a jacket. Its color is blue and red.()31.Daie is a ____________ .A.penB.rulerC.pencil boxD.key()32.The ruler is ____________ .A.greenB.whiteC.redD.blue()33.The pen is ____________ .A.greenB.blackC.red and blueD.blue()34.Helen is a ____________ .A.jacketB.penC.rulerD.pencil box()35.The ____________ is red.A.rulerB.penC.keyD.Jacket四、补全对话7选5(本大题共5小题，每小题2分，共10分)从方框中选择合适的句子补全对话，其中有两项多余。

Units 1-5一、单项选择( )1.This is ____ English book and that is ____Chinese book．A．a；an B．an; a C．the；an D. an; the( )2．Please call us _____2388977．A．at B．on C．in D．with ( )3．–Where _______ the socks? --_______ on the bed.A. is; It’sB. are; TheyC. are; They’reD. is; It( )4. Is this your mother? . This is my aunt.A. No, it isB. No, it isn’tC. Yes, she is D No, she isn’t ( )5. The teacher’s name is John Brown . we call him ________ .A、Mr. BrownB、Mr. JohnC、Ms. John D. Ms. Brown ( )6．Hi! This is _____new teacher．_____name is Linda．A．your；My B．his；Your C．your；Her D．her；His ( )7.What's this ____ English?A、inB、atC、toD、for( )8 Let’s _______ sports.A. to playB. playsC. playingD. play( )9.This ____my sister and those ________ my parents．A．is；is B．is；are C．are；is D．are；are( )10. Are these your cousins? _______ .A．Yes，they aren’t B、No, these aren’tC．No, they aren’t D、Yes，these are( )11. Thanks _____ your help .A. youB. atC. forD. of( )12. This is my sister. ______ name is Jenny, we all like_______.A. She; sheB. Her; herC. She; herD. Her; she( )13. .Li Ming______ like basketball, ________he likes football.A. don't; butB. doesn't; andC. doesn't; but D．don't; and ( )14. _______ is my skirt ? It’s on the bed .A、WhereB、WhatC、WhoD、How( )15. I have a TV. She ______ a TV, too.A. haveB. hasC. isD. are( )16. Where are the books ? ________ on the desk .A、It isB、They areC、There areD、There is( )17.Does he have a tennis racket? ________A、Yes , he does.B、Yes , she has.C、Yes , he have.D、Yes , he doesn't. ( )18.---Let's play baseball.---_______ .A、Yes , I do.B、That sounds good.C、Sorry, I don'tD、No, I don't.( )19 . I watch football games ____________ TV.A .onB .atC .in D. in( )20. –_______ you _______ TV every day?—Yes, I do.A. Can; seeB. Do; watchC. Is; watchD. Are; see( )21.----Let's play computer games. ----Great! That sounds _______ .A. interestingB. difficultC. boring D relax( )22.Let's___ to play___ basketball.A. go; aB. go; theC. go;/ D to go, /( )23._____ Lucy and Lily like sports? A. Does B. Are C. Do D is ( )24.---Is the notebook under the chair? --- ______ ,I can't see it.A. No, it isn'tB. Yes, it isC. No, they aren't D Yes, they are. ( )25. ______ those your sisters? A. Is B. Am C. Are D Do ( )26.This is a photo _____my aunt. A. for B. of C. to D in ( )27______ go and help her. A. Let's me B. Let's us C. Let'sD. Let's to ( )28Do they have a new car? Yes, ______.A. they areB. they haveC. they don'tD. they do ( )29—You are very nice(漂亮)．—________．A. No, I'm not niceB. Thank youC. Sorry, I don'tD. Yes, I'm nice ( )30We ________football. We play football every day.A. likeB. likesC. don't like D．doesn't like三写出所给词的第三人称单数形式A.根据首字母提示，补全单词1．This is Cindy Miller. Her f________ Name is Miller .2．My parents' d____________ is my sister.3．There are(有) some books in the b__________.4．Three c_______ and a desk are in the room.5. The shoes（鞋子）are u_______ the bed .6. These are my p________ in the photo．7. My mother's brother is my u__________ ．8. This computer game is very i__________.9. My brother has three baseball b_________.10. She likes s_______, and she watches them on TV.B. 用所给单词的正确形式填空。

人教版七年级英语上册unit1-6单元综合测试题有答案1.She is fine。

and I am fine。

too.2.I have XXX.3.My little XXX.4.Don't read under the sun。

it's bad for your eyes.5."What" do you like to eat。

- "Apples".6.Here are his set of keys。

but where are my keys?7.XXX?8."Where is my ball?" - "It's under the bed."9.They like to have these XXX.10."What is on the desk?" - "It's a hat."11.She has some chairs in her room.12.Can you bring this book to Mr。

Wu?13.She likes ice cream。

but she doesn't like water.14.What do you have for lunch。

A hamburger.15.Do you like volleyball。

I do。

It's interesting.16.XXX.17.What is in your bag。

Oh。

it's an interesting book.18.I can see some chairs。

The chairs are under the tree.19.I am hungry。

I want to have a snack.20.What sports do you like。

（一）一．单词填空。

1*10= 10’1. Nice to _______________ (遇见) you.2. ---What’s this ---It’s a ________________ (时钟).3. ______________ (看) at the blackboard, please.4. My _____________ (第一) name is Tony.5. Is _____________ (零) a number6. I have a sister. H_________ name is Jenny.7. ---What’s your f________ name ---Smith.8. ---How are you ---I am f______. Thanks.9. S_______ it, please.10. Look at the ID c___________ and answer the questions.二．翻译短语1*5=5’一个橙子____________ 一把黄色的尺子_____________一个不明飞行物___________黑白相间______________ 号码_____________三．单选1’*15=15( )1. ---_____ ---His name is mike.A How are you？B. What’s his name C. How old is he D. Where is he ( )2.His name is Alan Smith .His family name is ______.A.AlanB. RobertC. Alan RobertD. Smith( )3. That’s a girl .Her name is ________.A.Wang XiaohongB. Wang Xiao HongC. Wang xiaohongD.Wang xiao hong( )4.--- _____your phone number---It’s 667-8954.A.Where’sB. What’sC. How’sD. What( )5.---Excuse me , are you Tina ----_______A. No, I amB. I’m noC. Yes , I amD. Yes, I’m not( )6. This is a boy . _______ name is Jack .A. HisB. HeC. SheD. Her( )7. _____is a nice girl . A. Tony B. Mark C.Jenny D. Alan ( )8.I am David Green, My first name is _____.A. DavidB. GreenC. David GreenD. Green David( )9. ---What’s _____phone number---My phone number is 546-4673A. MyB. YourC. herD.your( )10. --- What’s this --- It’s _______“M”. A. a B. an C. the D. this ( )11. The quilt is ________ white. A. a B. an C. / D. this ( )12. --- Good morning, Miss Gao. --- ___________ Li Ming.A. Nice to meet youB. HelloC. How do you doD. Good morning ( )13. --- Sit down, please. --- ________________.A. Thank youB. Yes, you’re right.C. OKD. All right( )14. --- Excuse me. __________ you Mr. Zhang --- Yes, my name __________ Zhang Ming.A. Are, amB. Is, areC. Is, amD. Are, is( )15.--- ___________, Gina. --- Nice to meet you, too, Li Lei.A. Good morningB. How are youC. Nice to meet youD. Thank you 五．用am , is, are 填空(１*10=10’)：1. --Hi, I _______ Helen , what _______ your name--My name _______ Lisa.2. How ________ you I ______ fine, thank you.3. --What ______ your telephone number--It ＿＿＿555-80.4. What color _______ your jacket５. This is my book. Is that _______ (you) pen６.______ （are）you Peter六．句型转换(2’*10=20’)1. the, is, pen, green(连词成句) ______________________________2. This is a book. It’s green.(并为一句) This is a __________ ____________.3. last, is, name, her, Brown(连词成句) _______________________.4. Her phone number is 929-31. (划线提问) __________ ________ her phone number5. I’m Jenny. (改为同义句) ____________ ____________ is Jenny.6. His jacket is blue and white. (对划线部分提问) _________ _________ is _______ jacket7. His name is Tom.(对划线部分提问) _______ ________his name8.My first name is Gina. My last name is Jones.(合成一句话) My name is ________ _______.9.This is a card in English.(划线提问) ________ ________ this in English10.Dale is fine.(划线提问) _______ ________ Dale（二）I. 选择填空(20分)( )1. This is ___ “h” and that’s ____ “q”.A. a; aB. a; anC. an; a( )2. —Is this your ruler —No, ______.A. this isn’tB. it isn’tC. it’s not( )3. —Hello! Are you Amy — .A. Yes, I’mB. No, I’mC. No, I’m not( )4. You can(能) call Gina _____ 234-5678.A. inB. atC. for( )5. —Your backpack is very nice. —.A. Thank youB. Yes, it isC. That’s right( )6. You can look up（查询）the word（单词）in the ______.A. pencil caseB. dictionaryC. backpack( )7. — you spell pen —P-E-N.A. How areB. What doC. How do( )8. —Is that ruler —No, it’s not her ruler. It’s my ruler.A. herB. myC. your( )9. —What’s that— English book.A. It’s aB. It’s anC. This’ s an( )10. —Is that your computer game the lost and found case —Yes, it is.A. atB. inC. on( )11.What’s this _____EnglishA. ofB. forC. in( )12.___ a ruler Yes, ____ .A. Is this , it isB. Is that , it’sC. this is , it’s( )13. —Is that _______pencil —Yes, it’s my pencil.A. youB. yourC. his( )14. — ____ your father a teacher —Yes, he is .A. AreB. IsC. Does( )15. ___color is your backpack It’s yellow.A. WhatB. What’sC. Where’s( )16. ___Mary. ___ name is Bob.A.I’m, HisB.I’m, MyC.His, My( )17. —How_____ your fatherA. amB. isC. are( )18. This is______ ID card.A.anB.aC.the( )19. —How do you do —___________ .A.Fine ,thank youB. How are youC. How do you do( )20.—Here is your ID card. — _____.A.OKB. SorryC. ThanksII. 完形填空（10分）This boy is Peter Smith. His _1_ name is Peter. His _2_ name is Smith. Thisis 3 school. His school _4_ number is 20048567. His teacher is Miss White. Miss White 5_ a good teacher. Li Min is a Chinese boy. Li Min is his good _6 at school.Look! _7_ a pencil sharpener. Is the pencil sharpener _8_. I _9_ know. Let’s _10_ Li Min at 495-6548.( )1. A.first B. family C. last D. one( )2. A. first B. good C. last D. this( )3. A.you B. that C. his D. it( )4. A puter B. name C. phone D. ID card( )5. A.no B. not C. is D. am( )6. A. father B. friend C. boy D. class( )7. A.W hat’s B. This’s C. That’s D. The name’s( )8. Li Min B. Li Min’s C. Li Min is D. The Li Min( )9. A. don’t B. isn’t C. am not D. do( )10. A. ask B. call C. write D. lookIII.从B栏中找出适合A栏的答语（10分）A B( ) 1. What’s his telephone number A. No, it isn’t.It’s her backpack.( ) 2. Is that your backpack B. My name is Jim Green.( ) 3. What’s this in English C. I am fine, thank you.( ) 4. How do you spell watch D. I am nine.( ) 5. What’s your name E. It’s an eraser.( ) 6. How do you do F. How do you do( ) 7. Fine, thank you. And you G. Yes, it’s my dictionary.( ) 8. Good morning, class. H. It is 5684878.( ) 9. How old are you I. Good morning, teacher.( )10. Is this your dictionary J. W-A-T-C-H.IV.英汉短语互译：(10分)1.一块橡皮2.请原谅3.打棒球4．失物招领 5.电子游戏 6.her ruler7.his dictionary 8.my father’s car9.Tony’s last name10.in the pencil caseV.根据句意和首字母提示填写单词完成句子（10分）1. P spell your name.2. This is my s ID card.3. That’s a gold(金) w .4. L______ ! That's an English book.5. —Is this your Chinese d —Yes , it is.6. Is that your pen in the l and found case7. How do you s________ “pencil”8. What's this in E________9. Call Mike a________ 365-4639.10. I have a set of k________.VI. 将下面的句子翻译成英语，每空一词（10分）1. 打扰一下，简。

人教版七年级英语上册5.8单元测试题附详细答案口套】Unit5单元测试题【听力部分略】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.Bob has baseball and he likes to olav baseball.A.a;theB.the;theC.the;不填D.a;不填()17.Jane,can you go to the library_______me?A.ofB.withC.onD.about()18.Mike is13and Tm13,too._____are in No.6Middle School.A.TheirB.OurC.TheyD.We()19.1don't like this game.Ifs___A.boringB.funC.greatte()20.一Jenny,Lefs_______Tom for the tape player.—OK.A.to askB.asksC.askD.asking()21.一Do you______your pencil box?一Yes.It's in my schoolbag.A.loseB.haveC.knowD.meet()22.David has______tennis ball and five_______.A.one;basketballB.one;basketballsC.two;basketballD.two;basketballs()23.Anna's sister______an English dictionary.A.don't hasB.don't haveC.doesn't hasD.doesn't have()24.My brother likes red,_______my parents_______.A.and;aren'tB.but;aren'tC.and;don'tD.but;don't()25.一Jack,what about going to the zoo?A.You're welcomeB.Have a good dayC.That sounds goodD.Nice to meet youV.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。

人教版七年级上册单元测试卷附详细答案【共19套】第一单元：你我他单选题（每题1分，共10分）1.狗：猫 = you: ____.– A. me– B. us– C. he– D. they–答案：A2.下列选项中，表示“他”的是：– A. I– B. we– C. she– D. he–答案：D3.“消失”的英文是：– A. join– B. come– C. run– D. disappear–答案：D4.“苹果”的英文是：– A. pear– B. apple– C. banana– D. orange–答案：B5.表示“打开”的英文是：– A. turn on– B. turn off– C. wake up– D. go to bed–答案：A6.“从……到……”的英文是：– A. in front of– B. next to– C. from…to…– D. on the left of–答案：C7.“十二”用英文表示为：– A. twelve– B. ten two– C. two ten– D. twenty–答案：A8.下列选项中，表示“我们”的是：– A. you– B. she– C. they– D. we–答案：D9.表示“如何”的英文是：– A. how– B. what– C. when– D. where–答案：A10.“日本”用英文表示为：– A. China– B. Japan– C. Australia– D. England–答案：B填空题（每题2分，共10分）1.公园对面有一家___________（银行）。

–答案：bank2.Lucy坐在Ben的___________（左边）。

–答案：left3.红灯亮时，请____________（停下来）。

–答案：stop4.我的生日是在_____________（十一月）。

–答案：November5.我通常早上七点_____________（起床）。

人教版七年级上册英语 Unit 1 单元测试卷一、听力测试(20分)A)请听下面5段对话。

每段对话后有一小题,从题中所给的A、B、C三个选项中选出最佳选项。

听完每段对话后,你都将有10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。

(每小题1分)()1. What’s Cindy’s last name?A. Black.B. Miller.C. White.()2. What color is Mike’s phone?A. White.B. Green.C. Black.()3. What’s this?A. A yellow cup.B. A green key.C. A yellow ruler.()4. What’s Lisa’s telephone number?A. 328-0098.B. 328-0980.C. 238-0908.()5. What does the girl mean?A. Her first name is Alice.B. Her last name is Smith.C. Her full name is Linda Smith.B)请听下面4段对话。

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。

听每段对话前,你将有时间阅读各个小题,每小题5秒钟;听完后,各小题给出5秒钟的作答时间。

每段对话读两遍。

(每小题1分)请听第1段对话,回答第6、7小题。

()6. What’s the boy’s first name?A. Alan.B. Mike.C. Jack.()7. What’s the girl’s last name?A. Green.B. Smith.C. Brown.请听第2段对话,回答第8、9小题。

()8. What’s the boy’s phone number?A. 834-5189.B. 834-5198.C. 851-9346.()9. What do we know about Alice?A. Alice’s jacket is white.B. Alice’s QQ number is 6305.C. Alice’s last name is Green.请听第3段对话,回答第10至第12小题。

人教版七年级英语上册单元测试题全套（含答案）Starter Unit1检测卷听力部分（20分）I、听字母，写出你所听字母的前一个字母的大小写。

（10分）II、听单词，在图示下标出所听到录音的番号。

（5分）()()()()() III、情景反应，选择你所听录音的正确应答语。

（5分）()1.A.Good morning. B.Good afternoon. C.Good evening.()2.A.Nice to see you. B.Nice to meet you. C.Hello.()3.A.What’s this? B.This is a bed. C.It’s a bag.()4.A.What’s your name? B.Hello,I’m Amy. C.Good.()5.A.Good morning. B.Good afternoon. C.Good evening.笔试部分（80分）IV、写出从B到K的大小写字母。

（20分）V.找出下列字母中有相同发音的答案。

(10分)()1.A.Aa,Ff ,Dd C.Gg,Ff D.Ee,Aa()2.A.Hh,Jj B.Gg,Kk C.Bb,Ii D.Ee,Ff()3.A.Bb,Jj B.Kk,Dd C.Gg,Jj D.Ii,Cc()4.A.Aa,Ii B.Gg,Hh C.Ee,Ii D.Bb,Gg()5.A.Aa,Kk B.Hh,Ff C.Jj,Ee D.Ii,GgVI.写出下列单词中你所学过的元音字母。

（10分）Hello()morning()bed()bag()nice()afternoon()bike()VII.将下列单词与中文意思配对。

（20分）A.chickB.HiC.beeD.goo dE.morningF.bikeG.eveningH.meetI.afternoonJ.bag()1.蜜蜂()2.晚上()3.书包()4.好的()5.相遇()6.小鸡()7.下午()8.自行车()7.喂()10.早晨VIII.选择题。

新人教版七年级上册英语各单元分章节测试题第一单元：单元测试1. 单选题：a. 下面哪个不是英语国家？1. A. China2. B. Japan3. C. France4. D. England（答案：3. C）b. 下面哪个单词的音标是 /æ/？1. A. cat2. B. dog3. C. book4. D. pen（答案：1. A）2. 填空题：a. I have ________ apple.（答案：an）b. There ________ some milk in the glass.（答案：is）3. 完形填空：Look ______________ the bird in the sky. It ________ up and down.1. A. up, fly2. B. down, fly3. C. at, jumps4. D. at, runs（答案：3. C）第二单元：单元测试1. 单选题：a. 下面哪个不是颜色？1. A. red2. B. green3. C. window4. D. blue（答案：3. C）b. 下面哪个单词的中文意思是“蓝色”？1. A. black2. B. yellow3. C. blue4. D. white（答案：3. C）2. 填空题：a. My bag is ________.（答案：black）b. The sky is ________ today.（答案：blue）3. 完形填空：My father is a ________. He drives a ________.1. A. teacher, car2. B. doctor, bus3. C. driver, car4. D. policeman, bus（答案：3. C）（接下来的单元测试题请根据需要进行添加，方法与上述相同）第三单元：单元测试...第四单元：单元测试...第五单元：单元测试...第六单元：单元测试...第七单元：单元测试...第八单元：单元测试...第九单元：单元测试...第十单元：单元测试...第十一单元：单元测试...第十二单元：单元测试...第十三单元：单元测试...第十四单元：单元测试...第十五单元：单元测试...第十六单元：单元测试...第十七单元：单元测试...第十八单元：单元测试...第十九单元：单元测试...第二十单元：单元测试...。