专题12 句型转换80题（重点知识）-2022-2023学年七年级英语上学期期末复习查缺补漏冲刺满分（牛津译林版）.docx

1、牛津译林版七年级上学期期末复习 查缺补漏冲刺满分(重点知识)专题12 句型转换80题一、划线部分提问1My shoes are size 36. (对画线部分提问) _ _ are _ shoes?2They are having a meeting.(对画线部分提问) _ are they _?3They are doing their homework in the classroom now. (对划线部分提问)_ are they _ in the classroom now?4They are playing in the park.(对划线部分提问)_ _ they playing

2、?5Lily is reading in the reading room.(对画线部分提问)_ reading in the reading room?6There are two books in my hand.(对画线部分提问)_ _ _ _ _ in your hand?7Millie eats sandwiches for dinner twice a month. (对划线部分提问)_ _ does Millie eat sandwiches for dinner?8There are two sofas in the living room. (对划线部分提问)_ _ sofa

3、s are there in the living room?9Lets buy three packets of salt. （对划线部分提问）_ _ _of salt shall we buy?10Theres a tomato in this basket.（对画线部分提问）_ _ _ _ there in this basket?11My mom practises dancing four times a week. (对画线部分提问)_ _ _ your mom practise dancing?12The girl in a red dress is my little sist

4、er.（对画线部分提问）_ _ is _ little sister?13They walk for half an hour every evening.（对画线部分提问）_ _ _ they walk every evening?14He wants to go to the park.（对画线部分提问）_ _ he _ to go?15He wants to have a party next Sunday evening.（对画线部分提问）_ he _ to have a party?16Sandy seldom plays ball games after school. (对画线部

5、分提问)_ _ _ Sandy _ ball games after school?17I play basketball once a week. (对划线部分提问)_ _ _ _ you play basketball a week?18It takes Lucy an hour to watch TV on Saturday. (对画线部分提问)_ _ _ it take Lucy to watch TV on Saturday?19Lindas grandpa goes to bed at 8: 30 p.m. (对画线部分提问)_ _ Lindas grandpa _ at 8: 3

6、0 p.m.?20There are four desks in my room._ desks are there in your room?21I usually go running in the morning.(对画线部分提问)_ do you usually _ in the morning.22He wants to make a kite.(对画线部分提问)_ _ he _ to do?23I love dancing very much.(对画线部分提问)_ _ you love _ very much?24Sandy looks tall. (对画线部分提问) _ _ Sa

7、ndy _ ?25It makes me feel great. (对划线部分提问) _ it _ you feel?26Millie loves skating very much. (对画线部分提问) _ does Millie _ very much?27Sallys birthday is on July 22nd. (对划线部分提问)_ _ Sallys birthday?28My birthday is on June 3rd. (就划线部分提问)_ is _ birthday?29I play ping-pong after class.（对划线部分提问） _ _ you pla

8、y ping-pong?二、同义句转化30It takes him half an hour to take his dog for a walk every morning.(改为同义句)He _ _ _ _ _ his dog every morning.31I dont know what I can wear today.(改为同义句)I dont know _ _ _ today.32He needs ten more people to finish the work.(改为同义句)He needs _ _ people to finish the work.33The blous

9、e matches your jeans well.The blouse _ _ _ your jeans.34How much do the books cost?How _ _ the books?35He spends an hour in reading English every day.It _ _ an hour _ English every day.36I dont want to buy an old car.I _ to buy a _car.37Ill spend twenty yuan on the chair.The chair will _ _ twenty yu

10、an.38Our school is not the same as yours.Our school is _ _ yours.39People use pumpkins to make lanterns. (改为同义句)People _ lanterns _ _ pumpkins.40What does your father eat much fresh fruit every day for? (改为同义句)_ _ your father eat much fresh fruit every day?41This is my blue tennis racket. (改为同义句)Thi

11、s _ tennis racket is _.42Children have a great time on this day.（同义句转换）Children have _ _ _ on this day.43He doesnt often go to the cinema with us. (改为同义句)He _ _ to the cinema with us.44Its time for breakfast. (改为同义句)Its time _ _ breakfast.45I have fun in the hills. (改为同义句) I _ _ in the hills.46Amy w

12、ants to exercise more in her spare time. (改为同义句)Amy wants to _ _ _ in her spare time.47Could you please tell me where I can get some stamps? (改为同义句)Could you please tell me where _ _ some stamps?48Millie gives me an interesting book to read. (改为同义句)I _ an interesting book _ Millie.49Kate takes a bus

13、 to school every day. ( 改为同义句)Kate goes to school_ _ every day.50My father is a teacher. What is your father? (改为同义句)My father is a teacher. _ _ your father?51Amy walks home every day.(改为同义句)Amy goes _ _ _ every day.52I dont go home on foot after school every day. （改为同义句）I dont _ _ after school ever

14、y day.53Lin Hong and Fangfang dont look the same.(同义句转换)Lin Hong and Fangfang _ _.三、改写句子54Tom is getting up now. (改为一般疑问句)_ Tom _ _ now?55There are some apples on the tree. (改为一般疑问句)_ _ _ apples on the tree?56Is there a pet dog in your home? (改为复数形式)_ there pet dogs in your home?57There is a piece o

15、f bread on the table.(用some改为复数形式)There _ _ _ _ _ on the table.58There is a pen and two pencils in the pencil case. (改为否定句)There _ a pen _ two pencils in the pencil case.59There are some keys on the table.（改为否定句）There _ _ keys on the table.60There are some lemons on the table. (改为单数句)There _ _ _ on

16、the table.61There is a newspaper (报纸) on the table. (改为复数句)There _ some _ on the table.62There is a glass of milk on the table. (改为复数形式)There _ _ _ of milk on the table.63Knock on the door, please. (改为否定句)_ _ _ the door, please.64You can borrow some money from me.（改为一般疑问句）_ _ borrow_ money from _?65

17、The boy is Peter. He has short brown hair.(合并为一句)The boy _ short brown hair is Peter.66It usually takes me an hour to finish my homework.（改为一股疑问句）_ it usually _ an hour to finish _ homework?67We have a big dinner on that day.（改为否定句）We _ have a big dinner on that day.68Andy always has meat for dinner

18、. (改为否定句)Andy _ has meat for dinner.69He has some new books in the reading room. (改为否定句)He _ new books in the reading room.70You can close the door.(改为否定句)You _ _ the door.71She does her homework at home.(改为一般疑问句)_ she _ her homework at home?72Helen has lunch with her friends at school. (改为否定句)Helen

19、 _ _ lunch with her friends at school.73Do you often have breakfast at home? （用Kitty代替you改写句子）_ Kitty often _ breakfast at home?74My dog is very nice. (改为一般疑问句并作肯定回答)_ _ dog very nice?Yes, _ _.75This edog is very lovely. (改为复数句)_ _ _ very lovely.76She has some English books. (改为否定句)She _ have _ Engl

20、ish books.77Jack often has some fish and vegetables at dinner. （改为否定句）Jack doesnt have _ fish _ vegetables at dinner.78There is a factory next to the museum. （改为复数句）There are _ _ next to the museum.79Amy is wearing blue jeans. Daniel is wearing blue jeans too. (将两句合并为一句)_ Amy _ Daniel are wearing bl

21、ue jeans.80How many kilos are the pears? (回答问题)_ _three _.参考答案：1 What size your【详解】句意：我的鞋是36号的。划线部分是鞋的尺码，用What size“多大号码”提问，原句中的“My”变为your“你的”，置于be动词后。故填What；size；your。2 What doing【详解】句意：她们正在开会。原句是现在进行时，对谓语动词提问应用“what”；划线部分用“doing”来代替。故填What；doing。3 What doing【详解】句意：他们现在正在教室里做作业。划线部分为“doing their ho

22、mework”，表示具体正在做的事情，对其提问用what，句首首字母大写；第二空用doing来指代“doing their homework”。故填What；doing。4 Where are【详解】句意：他们正在公园玩。划线部分为“in the park”，表示地点，对其提问用where，句首首字母大写；主语为“they”，be动词用are；特殊疑问句中，be动词要放在主语前。故填Where；are。5Whos【详解】句意：莉莉正在阅览室看书。划线部分为人，使用Who提问，特殊疑问词作主语，后跟be动词is，缩写为Whos。故填Whos。6 How many books are there【

23、详解】句意：我手里有两本书。根据划线部分和books可知，用how many+名词复数提问，be动词are提到there之前构成疑问句；故填How；many；books；are；there。7 How often【详解】句意：米莉晚餐一个月吃两次三明治。题意：对划线部分提问。画线部分twice a month是频度，就频度提问使用how often。结合提示可知答案是(1). How(2). often。8 How many【详解】句意：客厅里有两张沙发。题意：对划线部分提问。画线部分two是数量，就数量提问使用how many或how many+可数名词复数。结合提示可知答案是(1). Ho

24、w(2). many。9 How many packets【详解】句意：我们买三包盐吧。划线部分是three，为表达数量的词，而packets又是可数名词复数，此处需用how many提问，句首首字母h需要大写。故填How；many；packets。10 How many tomatoes are【详解】句意：这个篮子里有一个西红柿。题意：对画线部分提问。画线部分a表示数量，就可数名词数量提问用how many，后面跟可数名词复数，然后再加一般疑问句。There be 句型be动词形式是就近原则，how many后面的名词是复数，可知使用are there；故此句就画线部分提问是How man

25、y tomatoes are there in this basket?结合提示可知答案是How; many; tomatoes; are。11 How often does【详解】句意：我妈妈每周练习四次舞蹈。题意：对画线部分提问。画线部分four times a week（一周四次）是频度，就频度副词提问使用how often，后加一般疑问句。本句主语My mom第三人称单数，一般疑问句借助助动词does，把第一人称my改为第二人称your，动词三单practises要改为原形practise；故就画线部分提问的How often does your mom practise dancin

26、g? 结合题意和提示可知。故填答案是How ；often；does 。12 Which girl your【详解】句意：穿红衣服的女孩是我的妹妹。划线部分是介词短语，作定语修饰名词，使用Which girl进行提问，my为第一人称，需要变为your。故填Which；girl；your。13 How long do【详解】句意：他们每天晚上步行半小时。划线部分为时间段，使用How long提问，时态为一般现在时，主语为They，使用助动词do。故填How；long；do。14 Where does want【详解】句意：他想去公园。划线部分表示地点，对此提问用where，句首首字母大写；原句是一

27、般现在时，句中无be动词，主语是“he”，所以借助助动词does构成疑问句；助动词后用动词原形，因此第三空用“wants”的原形。故填Where；does；want。15 When does want【详解】句意：他想下星期天晚上举行一个聚会。根据对画线部分“next Sunday evening”理解可知，询问时间点，所以特殊疑问词应该使用“when”，位于句首，首字母应该大写，剩下部分改为一般疑问句，即使用助动词“does”提前，“wants”改为“want”。故填：When；does；want。16 How often does play【详解】句意：桑迪放学后很少打球。划线部分为频度副

28、词，特殊疑问词用how often，又因为位于句首，首字母h需要大写，所以一、二空用How、often；主语“Sandy”为第三人称单数，且时态为一般现在时，助动词用does，所以三空填does；助动词后加动词原形，所以四空填play。故填How；often；does；play。17 How many times do【详解】句意：我一周打一次篮球。根据划线部分“once”可知，用how many times“多少次”进行提问，play是实义动词，用助动词帮忙，主语“you”是第二人称，助动词用do，故填How；many；times；do。18 How long does【详解】句意：露西周六

29、花一个小时看电视。划线部分是时间段作takes的宾语，疑问词用how long来提问，句首首字母h需要大写。原句是一般现在时态，且主语it是第三人称单数，疑问句的助动词是does。故填How；long；does。19 What does do【详解】句意：琳达的爷爷晚上八点半上床睡觉。划线部分是一个动词短语，疑问词用what来提问，提问某人做了什么事。划线部分goes to bed中的动词goes是go的第三人称单数形式。时态为一般现在时，所以助动词用does，最后一空填“do”意为“(以某种方式)做； 办(某事)；行动”。故填What；does；do。20 How many【详解】句意：我的

30、房间里有四张桌子。划线部分是four可知，此处是用how many提问可数名词的数量。故填How；many。21 What do【详解】句意：我通常在早上跑步。划线部分表示做的事，用what提问，do“做”，助动词do后用动词原形。故填What；do。22 What does want【详解】句意：他想做一个风筝。划线部分为做的事情，使用What提问，主语为He，使用助动词does，后跟动词原形。故填What；does；want。23 What do doing【详解】句意：我非常喜欢跳舞。划线部分是动作，应用what，句子是一般现在时，主语是you，助动词用do，用doing代替dancin

31、g，故填What；do；doing。24 How does look 【详解】句意：Sandy看起来很高。划线部分表示“外貌”，应用how引导疑问句，句子是一般现在时，主语是第三人称单数，助动词用does，动词用原形。故填How；does；look。25 How does make【详解】句意：这让我感觉很棒。划线部分“great”是对形容词提问，用特殊疑问词how，后跟一般疑问句；原句中含有实义动词“makes”，问句借助于助动词does，后跟动词原形make。故填How；does；make。26 What love【详解】句意：Millie很喜欢滑冰。对“skating”提问应问“Mill

32、ie 喜欢做什么”；疑问词用what；助动词“does”后接动词原形。故填What；love。27 When is【详解】句意：莎莉的生日是7月22日。划线部分表示具体的日期，对此提问应用“when”，后跟be动词is，故填When；is。28 When your【详解】句意：我的生日是6月3日。划线部分是日期，应用特殊疑问词when“什么时候”提问，疑问句中需要把第一人称my变为第二人称your。故填When；your。29 When do【详解】句意：我下课后打乒乓球。划线部分表示“打乒乓球的时间”，应用when“什么时候”提问；句中时态为一般现在时，主语是you，疑问句助动词用do。故填

33、When；do。30 spends half an hour walking【详解】句意：他每天早上要花半个小时去遛狗。it takes sb time to do sth=sb spend time doing sth“某人花费时间做某事”，原句时态为一般现在时，主语为he，可知谓语动词spend应该用三单形式。half an hour“半小时”，故填spends；half；an；hour；walking。31 what to wear【详解】句意：我不知道今天我能穿什么？原句是宾语从句，I dont know 后可用宾语从句，也可用“疑问词+动词不定式”结构，即what I can wea

34、r的同义句为“what to wear”。故填what；to；wear。32 another ten【详解】句意：他需要还另外十个人来完成这项工作。“数词+more+名词”表示“另外多少”，等于“another+数词+名词”，因此ten more people与another ten people同义。故填another；ten。33 goes well with【详解】句意：这件衬衫和你的牛仔裤很相配。match=go well with“相配”，时态是一般现在时，主语是“The blouse”，动词用三单。故填goes；well；with。34 much are【详解】句意：这些书多少钱？

35、对事物价钱提问有两种方式：How much do/does sth cost?或者How much are/is sth?二者可以互换；主语“the books”是复数，be动词用are。故填much；are。35 takes him to read【详解】句意：他每天花一个小时读英语。It takes sb. some time to do sth.“花费某人时间做某事”与原句同义，其中的sb.位于动词后应用宾格，故填takes；him；to read。36 want new【详解】句意：我不想买一辆旧车。“不想买一辆旧车”也就是“想买一辆新车”，want“想要”，new“新的”，作定语修饰

36、car，时态是一般现在时，主语是I，动词用原形。故填want；new。37 cost me【详解】句意：我将花费20元买椅子。根据原句可知此处应填cost“花费”，cost用作谓语动词时，主语往往为物品，后续花钱的人，作其宾语，所以如果花钱的人用代词代替时，应用宾格；will“将”后续动词原形，故填cost；me。38 different from【详解】句意：我们的学校和你们的不一样。be not the same as=be different from“与不同”，故填different；from。39 make out of【详解】句意：人们用南瓜做灯笼。题意：改为同义句。use sth

37、. to do sth.：使用某种材料做某物；make sth. out of：做某物使用某种材料；故填make；out ；of。40 Why does【详解】句意：你父亲为什么每天吃很多新鲜水果？题意：改为同义句。Whatfor：=why：为什么；结合题意和提示可知答案是1.Why 2.does。41 blue mine【详解】句意：这是我的蓝色网球拍。题意：改为同义句。形容词物主代词+名词=名词性物主代词，This is+形容词物主代词+名词=This +形容词性物主代词+名词+is+名词性物主代词. 结合句意和题意可知This is my blue tennis racket.= Thi

38、s blue tennis racket is mine.，故答案是blue；mine 。42 lots of fun【详解】句意：孩子们在这一天玩得很开心。have a great time“玩得很开心”，此处等于have lots of fun，fun为不可数名词，故填lots；of；fun。43 seldom goes【详解】句意：他不常和我们一起去看电影。“不经常”英文表达为“doesnt often”也可以表达为“seldom”；主语“He”为第三人称单数，谓语要用三单，所以用goes。故填seldom；goes。44 to have#eat【详解】句意：该吃早饭了。for brea

39、kfast“早餐”。此处可以使用Its time to do sth“是做某事的时候了”，eat/have“吃”，故填to；have/eat。45 have a good#great time【详解】句意：我在山上玩得很开心。“have fun”的同义短语是“have a good/great time”。故填have；a；good/great；time。46 do more exercise【详解】句意：艾米想在业余时间多锻炼。此处原句exercise为动词，可以变为名词exercise，使用动词短语do exercise，more位于名词exercise前。want to do“想要做”，

40、故填do；more；exercise。47 to get【详解】句意：你能告诉我在哪里可以买到邮票吗？原句中where I can get some stamps“在那里我可以买到邮票”可以改为特殊疑问词+动词不定式的结构，where to get。故填to；get。48 borrow from【详解】句意：米莉给了我一本有趣的书来读。也就是说“我向米莉借了一本有趣的书”。固定短语borrow sth. from sb.“向某人借东西”；本句时态为一般现在时，主语是“I”，动词需用原形。故填borrow；from。49 by bus【详解】句意：Kate每天乘公共汽车去学校。原句中take a

41、 bus“乘坐公交车” 和goby bus“乘坐公交车去”是同义词，故答案为by bus。50 What#How about【详解】句意：我的父亲是一名教师。你的父亲是做什么的？用于引出与之前内容相关的话题可用结构“what/how about.”，放句首首字母大写。故填What/How；about。51 home on foot【详解】句意：艾米每天走路回家。walk“步行”，等同于on foot；go home“回家”，故填home；on；foot。52 walk home【详解】句意：我不是每天放学后走路回家。“走路回家”可用动词短语go home on foot或walk home。助

42、动词dont后接动词原形。故填walk；home。53 look different【详解】句意：林红和芳芳看起来不一样。考查同义句转换，分析题干结构可知，此处由否定句改为了肯定句，用different“不同的”代替not the same，look为系动词，时态为一般现在时，主语“Lin Hong and Fangfang”属于复数，其后用动词原形。故填look；different。54 Is getting up【详解】句意：汤姆正在起床。原句时态为现在进行时，变一般疑问句将be动词is放在主语前，其余不变。故填Is；getting；up。55 Are there any【详解】句意：在树

43、上有一些苹果。本句中使用了There be句型，变一般疑问句时，将be动词提到句首；some用于肯定句中，疑问句中用any。故填Are；there；any。56Are【详解】句意：你家里有宠物狗吗？原句是单数形式的句子，改为复数形式，只需把is改为are即可；句首首字母大写。故填Are。57 are some pieces of bread【详解】句意：桌子上有一片面包。根据题目要求可知，is改为are；a改为some；piece改为pieces；bread不可数名词；故填are；some；pieces；of；bread。58 isnt or【详解】句意：铅笔盒里有一支钢笔和两支铅笔。原句是肯

44、定句，变否定句在is后加not，和is缩写为isnt，把and改为or。故填isnt；or。59 arent any【详解】题目要求改为否定句。原句为There are some keys on the table。要改为否定句，要在are后加上not，即arent，原句中的some常用于肯定句，否定句中应用any替换。故答案为(1). arent (2). any。【点睛】any和some既可以修饰可数名词，又可以修饰不可数名词。some常用在肯定句中，而any则常用在否定句和疑问句中。例如：（肯定句）He wants some milk to drink. 他想喝点牛奶。（否定句）He d

45、oesnt want any milk to drink. 他不想喝牛奶。（疑问句）Does he want any milk? 他想要牛奶吗？60 is a lemon【详解】句意：桌上有一些柠檬。题意：改为单数句。句子复数改为单数，只需把句子中的主语、宾语（表语）、表示数量的数词或形容词、谓语动词改为单数。本句是there be句型，there are是复数，there is是单数；some lemons改为单数是a lemon。结合提示可知答案是(1). is(2). a(3). lemon。61 are newspapers【详解】句意：桌子上有一张报纸。题干要求改为复数句，主语new

46、spaper是单数形式，需变成复数形式newspapers；there be结构遵循就近原则，is需变成are；结合句意结构，故填are; newspapers。62 are some glasses【详解】句意：桌上有一杯牛奶。题意：改为复数形式。There is 的复数there are；a glass of的复数some glasses of；milk 是不可数名词，介词短语on the table不需要变；故此句的复数是There are some glasses of milk on the table. 结合题意和提示可知答案是are; some; glasses。63 Dont

47、knock on【详解】句意：请敲门。题意：改为否定句。本句是肯定祈使句，否定祈使句构成Dont + do sth.；结合题意和提示可知答案是Dont; knock; on。64 Can I some you【详解】句意：你可以向我借些钱。原句中含情态动词“can”，则将“can”提到句首并将首字母大写，将第二人称“you”改为第一人称“I”，且该句为希望得到对方的肯定回答，故此处“some”不变，最后将第一人称“me”改为第二人称“you”。故答案为Can；I；some；you。65with【详解】句意：这个男孩是Peter。他有着棕色的短发。根据句意，合并为一句意为“有的棕色的短发的男孩是

48、Peter”。介词with表示“带有、具有”，在本句中与“short brown hair”构成后置定语，修饰名词boy。故填with。66 Does take you your【详解】句意：我通常花一个小时完成作业。原句为一般现在时，且谓语动词为第三人称单数，要求改为一般疑问句，所以应该借助助动词“does”提前，位于句首，首字母应该大写；“takes”改为“take”，第一人称“me”改为第二人称“you”，第一人称“my”改为第二人称“your”。故填：Does；take；you；your。67 do not【详解】句意：那天我们吃了一顿丰盛的晚餐。句子是一般现在时，主语是第一人称复数，

49、否定助动词用dont=do not。故填do；not。68never【详解】句意：安迪晚餐总是吃肉。原句是肯定句，故改为否定句时应用否定词“never”。故填never。69 doesnt have any【详解】句意：他在阅览室里有一些新书。根据题意变成否定句，一般现在时态，主语是单数，含有实意动词has，变成否定句要借助助动词does+not+动词原形，some用在否定句中，any用在否定句和疑问句中。故填doesnt；have；any。70 cant close【详解】句意：你可以把门关上。根据题意是变成否定句，含有情态动词can的肯定句，变成否定句在can后加not，后加动词原形，cl

50、ose“关闭”，是动词，故填cant；close。71 Does do【详解】句意：她在家做作业。改为一般疑问句，主语为she，含有实义动词，使用助动词Does，放在主语前，后跟动词原形。故填Does；do。72 doesnt have【详解】句意：海伦和她的朋友在学校吃午饭。句子是一般现在时，主语是第三人称单数，否定助动词用doesnt，动词用原形，故填doesnt；have。73 Does have【详解】句意：你经常在家吃早餐吗？考查主语由第二人称改为第三人称单数的一般现在时的一般疑问句。句中的“often”说明句子应用一般现在时，主语Kitty为第三人称单数，因此在一般疑问句中应借助助

51、动词does，位于句首，首字母要大写。后接动词原形have。故填Does；have。74 Is your it is【详解】句意：我的狗很可爱。句中含有be动词is，改为一般疑问句只需将is提到主语前，my要变成第二人称your；肯定回答时，主语用it代替，be动词用is。故填Is；your；it；is。75 These edogs are【详解】句意：这只电子狗非常可爱。改为复数句的话，句中的名词和代词都要变成复数形式。this的复数是these；edog的复数是edogs；is的复数是are。故填These；edogs；are。76 doesnt any【详解】句意：她有一些英语书。由“h

52、as”可知，时态为一般现在时，且主语“she”属于第三人称单数，推断此处用“doesnt”变为否定句，原“has”恢复原形；同时“some”变为“any”。故填doesnt；any。77 any or【详解】句意：杰克晚饭经常吃一些鱼和蔬菜。在否定句中，some变为any，and变为or。故填any；or。78 some factories【详解】句意：在博物馆旁边有一家工厂。a factory的复数形式是some factories，故填some；factories。79 Both and【详解】句意：Amy穿着蓝色牛仔裤。Daniel也穿着蓝色牛仔裤。此处表示Amy和Daniel两个人都穿着蓝色牛仔裤。bothand表示“和都”。句首单词首字母需大写。故填Both；and。80 They are kilos 【详解】句意：这些梨有多少公斤？回答用they指代the pears，be动词形式用are；kilo“公斤”，空格前有基数词three，可知填复数名词。故填They；are ；kilos。