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1、第07讲used to用法酸【学习目标】1、要求学生掌握used to概念和用法。2、掌握 used to 与 be used to 区别。3、掌握used to各种句式。【基础知识】used to do泛指过去习惯性的动作或状态，但如今已不存在了（强调与现在比照，暗示现在不做了）。其中t。为动词不定式符号，后接动词原形。used to只用于过去时态，没有 人称和数的变化。可以没有时间状语。意为：主语过去常常做或过去是一、结构：1、肯定形式：主语+ used to +动词原形eg: I used to smoke a lot.eg: I used to have long hair.eg: 1
2、 used to be fat.eg: I used to go to the cinema, but I never have time now.Tom曾经是警察。我过去在一家商店工作。2、否认形式：有2种情况： sb didnt use to do 2) ： sb usedn*t to do eg: My father didnt use to drink.My father usednt to drink.3、一般疑问式： Did sb use to do.？回答：Yes, sb did ; No, sb didnt.1) : Used sb to do*.?回答：Yes, sb use
3、d to ; No, sb usednt to .eg:- Did you use to wear glasses ?Yes ,1 did ; / No, I didnt.eg:- Used you to wear glasses?Yes, I used to . / No, I usednt.4、反义疑问句1)：主语 + used to do sth , didn*t + 主语？【详解】句意：汤姆过去喜欢放学后打篮球。句子是一般过去时，句中有实义动词，变成一般疑问句, 需借助助动词did,同时动词用原形，故填Did； use。2）：主语 + used to do sth , usednt +
4、 主语？eg: Your wife used to be a teacher, didn*t she?eg: Your wife used to be a teacher, usednt she?5、特殊句式：there used to be .过去常常有eg: There used to be a tall tree in front of my house.二、used to相关词组的辨析1、be/get used to sth/doing sth 习惯（做）某事eg： I am used to the hot weather here.eg: T am used to getting u
5、p early in the morning.2、be used to do sth =be used for doing sth 被用于做某事 eg: The knife is used to cut bread.二 The knife is used for cutting bread.【考点剖析】考点 1、used to do sth 与 be used to doing sth 区另！J一 How does Amy usually go to school?一 She ride a bike, but now she there to lose weight.A. used to; i
6、s used to walkB. was used to; is used to walkingC. was used to; is used to walkD. used to; is used to walking【答案】D【详解】句意： 艾米通常怎么上学？她过去骑自行车，但现在她习惯于步行去那里减肥。 考查used to的用法。used to be过去是；be used to do被用来做；be used to doing习惯于做某事。根据but now”提示，第一个空应用“过去常常.”，B、C选项可排除。第二空 是“现在习惯做L应选D。考点2、used to的句型转换He used t
7、o go fishing by the lake every weekend.（对画线局部提问） he to do every weekend?【答案】 What did use【详解】句意：他过去每个周末都去湖边钓鱼。根据划线局部“g。fishing by the lake”可知，此处是对 动作的提问，应用what,原句是一般过去时，疑问句用助动词did,后接动词原形，故填 What； did； use。1. They used to wear school uniforms.（改为反意疑问句）They used to wear school uniforms,?【答案】 didnt the
8、y【详解】句意：他们过去穿校服。根据反意疑问句遵循“前肯后否，前否后肯原那么可知，空缺处应该 是用否认形式，used to do sth“过去常常做某事”，时态是一般过去时，所以用助动词didnt 主语是 they,故填 didnt； they。2. Tom used to be outgoing and humorous（改为一般疑I、可句）Tom to be outgoing and humorous?【答案】 Did use【详解】句意：汤姆过去性格开朗幽默。根据“used”是实义动词且时态是一般过去时可知，疑问句应 该用助动词did,后面接动词原形，所以used要变成use,故填Did
9、； use。3. My grandfather used to wear glasses.（改为否认句）My grandfather to wear glasses.【答案】 didnt use【详解】句意：我祖父过去常戴眼镜。used to do sth”过去常常做某事”，否认是didnt use to do sth。故填 didnt； use。【真题演练】1. Li Ming used1. Li Ming usedon the right in China, but he soon got usedon the left inEngland.A. to drive; to drive B.
10、 driving; driving C. to drive; to driving D. to driving; to drive 【答案】C【详解】 句意：李明过去在中国右侧驾驶，但是在英国，他很快习惯左侧驾驶。考查固定用法。but表转折，因此表达的是，过去常常右侧驾驶，但是很快习惯了左侧驾驶。used to do sth表示过去常常；get used to doing sth表示“习惯做某事。应选Coto make paper cutting?to make paper cutting?2. 一 What tools一 Scissors.A. are usedB usedC. will u
11、seD. use【答案】A【详解】句意： 剪纸用什么工具？ 剪刀。考查被动语态。分析句子可知，主语“tools”和谓语“use”是被动关系，此句用被动语态be done, 结合选项，are used符合句意。应选A。3. With the development of science and technology, 5G to help us live moreconveniently.A. usesB. is usedC. can useD. used【答案】B【详解】句意：随着科学技术的开展，5G被用来帮助我们更方便地生活。考查被动语态。根据”5G.to help us live more
12、 conveniently”可知，5G”与“use”为被动关系， 此处表示被使用，应用被动语态，be used to do sth.表示“被用来做某事”。应选B。4. My parents are used to after supper.A. walkB. walksC. walkingD. walked【答案】C【详解】句意：我父母习惯于晚饭后散步。考查非谓语。be used to do sth被用来做某事；be used to doing sth习惯于做某事，结合语境, 此处应用动名词形式，表示习惯于散步，应选C。5. 一 Tom every day.一 Really? But why
13、is he so weak now?A. used to exerciseB. is used to exercising C. used to stay up late【答案】A【详解】句意： 汤姆过去每天锻炼身体。真的吗？但为什么他现在这么虚弱？考查固定短语。used to exercise过去经常锻炼；is used to exercising习惯锻炼；used to stay up late过去常熬夜。根据下文表转折的“But”和时间状语“now”提示，此处指的是“过去经常锻 炼，但现在为什么看起来这么虚弱？“，应选A。6. -What do you usually do before
14、 going to bed?-IA. used to write diaries B. am used to sleeping C. am used to reading【答案】C【详解】句意:睡觉前你通常做什么?我习惯于读书。考查动词短语辨析。B项意思和问句 矛盾，可排除。used to do过去常常做某事，be used to doing习惯于做某事，都是固定短语。 usually通常，指多数情况；根据What do you usually do before going to bed可知A项不合句 意，应选C。7. She used to have long straight hair,
15、 but now shes got short curly hair.A. ThanksB. People sure change C. Dont worry D. Good idea【答案】B【详解】句意：她以前是长的直发，但是现在是短的卷发。人是会变的！考查情景交际。Thanks谢谢你；People sure change人是会变的；Dont worry不要担忧；Good idea 好主意。根据“She used to have long straight hair, but now shes got short curly hair.”可知, 她过去和现在不一样，因此表示人是会变的，应选
16、B。8. . He used to arrive late last year, but now he.A. hasntB. doesntC. isntD. wasnt【答案】B【详解】句意：去年他常常迟到，但是现在他不迟到了。考查助动词。根据now可知是现在，用一般现在时态；arrive是实意动词，所以用助动词 do的形式，主语he单三，所以用doesnt；应选B。9. Some schools have used smart uniforms. I wonder.-They can tell parents where their children are.A. who invented
17、themB. what they are used for C. when students wear them【答案】B【详解】句意：-有的学校已经运用了智能的校服。我想知道它们被用来做什么。-他们能告诉父母他 们的孩子在哪儿。who invented them谁创造了他们；what they are used for他们用来干什么； when students wear them学生们什么时候穿他们。根据下面的答语They can tell parents where their children are可知,题目中问的是智能校服的用途,故应选B。10. Our city is clean
18、er than it be.A. is used toB. used toC. uses toD. is used【答案】B【详解】句意:我们的城市比过去干净多了。此题考查固定短语。A. is used to意为“习惯做某事；B. used to意为“过去常常.；C.uses to用法错误;D. is used用法错误。根据句意“我们的城 市比过去干净多了“，故答案选B。一、单项选择When I was young, I in the country.A. used to live B. was used to live C. used to living D. am used to livi
19、ng 【答案】A【详解】句意：当我年轻的时候，我曾经住在乡下。考查固定短语。used to do sth.意为“过去常常做某事；be used to do sth.意为“被用来做某事”; be used to doing sth,意为“习惯做某事根据When I was young, I.in the country.”可知，年轻 的时候，曾住在乡下，用used to do sth.。应选A。1. The Smiths are considering to Hainan because they the cold weather here.A. flying; aren used toB. n
20、ot flying; dont use toC. not to fly; didnt use toD. to fly; arent used to【答案】A【详解】句意：史密斯一家正考虑飞往海南，因为他们不习惯这儿的寒冷天气。考查非谓语动词和短语辨析。consider doing sth.“考虑做某事”，固定用法，故排除C、D项; be used to (doing) sth.习惯于(做)某事”；used to do sth.“过去常常做某事”。根据前句“The Smiths are considering . to Hainan”可推知，应是不习惯这儿的寒冷天气，故空二应用arent use
21、d too 应选 A。2. 一Do the Smiths live next door to you?No, but they.A. are used to B. used toC. used not to D. used to be【答案】B【详解】句意： 史密斯一家住在你隔壁吗？ 不，但他们过去住这儿。考查短语辨析。be used to习惯于；used to过去常常、曾经；used not to不曾；used to be曾 经是。根据“No, but they”可知史密斯一家人过去住在这，应选B。3. When the woman had free time, she shopping o
22、n Sundays.A. used to going B. get used to going C. was used to going D. was used to go【答案】C【详解】句意：当这位女士有空闲时间时，她习惯于在周日去购物。考查use的用法。used to do sth”过去常常做某事”;be/get used to doing sth习惯于做某事”， be used to do sth“被用来做某事九A项用法错误，排除A；因为前句使用过去时态，所以空 处要保持时态一致，排除B；表示习惯于周日购物，C项符合语法和语境。应选C。4. John spend all his poc
23、ket money, but now he saving some of it.A. was used to; used toB. used to; used to C. was used to; is used D. used to; is used to【答案】D【详解】句意：John过去常常把零花钱都花光，但是现在他习惯把一局部钱存起来。考查动词短语辨析。used to do sth.意为“过去常常做某事”；be used to doing sth.意为“习惯于 做某事；be used to do sth.“被用来去做某事”；第一空是过去常花完所有的钱，用used to do sth.,
24、根据“but now”可知，此处是现在习惯存钱了，be used to doing sth.习惯做某事”，应选Do5. The money you donated is used to people in need.A. helpB. helpedC. helpingD. helps【答案】A【详解】句意：你捐的钱被用于帮助有需要的人。考查非谓语动词。根据题干可知，此处指捐的钱被用于做某事，“被用于做某物应用固定结 构be used to do sth或be used for doing sth,故空格处为动词原形helpo应选A。6. Stamps used to very common,
25、but we are used to emails now, so weseldom buy stamps.A. be, writeB. be, writingC. being, writing D. being, write【答案】B【详解】句意：邮票过去很常见，但我们现在习惯于写电子邮件，所以我们很少买邮票。考查use的用法。used to do sth“过去常常做某事；be used to doing sth习惯做某事。分析句 子可知第一空用原形，第二空用动名词，应选B。7. There a river in front of the house, but now the governm
26、ent has turned it intofarmland.A. is used to have B. used to have C. is used to be D. used to be【答案】D【详解】句意：过去房子前面有一条河，但是现在政府把它变成了耕地。考查动词短语。used to do sth表示“过去常常做某事；be used to do sth表示“被用于做某事”;be used to doing sth 表示“习惯做某事根据but now the government has turned it into farmland.”可知此处指过去与现在的比照。此句是There b
27、e句型。应选D。8. Last month Tencent Meeting(月毒讯会议)to study by us at home.A. is usedB. usedC. was usedD. was using【答案】C【详解】句意：上个月，我们用腾讯会议在家学习。考查时态和语态。根据Last month”可知I,应该使用一般过去时；根据Tencent Meeting”和 “use”之间构成被动语态，所以应该使用一般过去时被动语态。应选C。9. Anns family moves to a new city. She everything there.A. isn9t used toB.
28、didn9t use toC. isnt use to【答案】A【详解】句意：Ann一家搬到了一个新的城市。她不习惯那里的一切。考查动词短语。used to do sth,过去常常做某事；be used to sth.习惯于某事；根据Anns family moves to a new city.”可知，此处描述的是现在的事实，时态用一般现在时。应选A。二、用所给单词的正确形式填空I wasnt used to (share) a room with others before.【答案】sharing【详解】句意：我以前不习惯和别人共用一个房间。be used to doing sth.“习惯
29、于做某事”，空格处为 share“共用”的动名词形式sharingo故填sharingo10. Mr. Green who taught us English last term used to(draw) flowers well.【答案】draw【详解】句意：上学期教我们英语的格林先生过去画得很好。used to do sth.为固定搭配，意为“过去 常常做某事”，故动词draw应用原形。故填draw。11. My grandma used(live) in the countryside. But now shes used to city life.【答案】to live【详解】句意：
30、我奶奶过去住在乡下。但现在她已经习惯了城市生活。根据“used”可知，used to do“过 去常常做“，此空使用动词不定式。故填t。live。12. Theyre used fbr(make) ice cream.【答案】making【详解】句意：它们被用于制作冰淇淋。make“制作”，是动词，be used for doing sth”被用于做某事”,故填 making oDictionaries are used to（look ） up new words.【答案】look【详解】句意：字典是用来查生词的。be used to do sth.被用来做某事，句子的语态为被动语态。结合
31、句意可知，答案为look。三、句型转换It is used to serve really cold ice-cream.（改为同义句）It is really cold ice-cream.【答案】 used for serving【详解】句意：它是用来供应非常冷的冰淇淋的。根据题目要求可知，be used to do sth=be used for doing“被用来做”；for后接动名词作宾语，serve的动名词是serving；故填used； for； servingo 17. I used to have long hair.（同义句）I dont have long hair.【答
32、案】 any longer【详解】句意：我以前留着长发。也可以表述为“我现在不再留长发了“。not.anylonge广不再、表 示时间上不再继续，主要用来表示时间或距离的“不再”，意在对现在的情况和过去的情况加 以比拟，所以多用于现在时。故答案为any longer。18. . There used to be little water in the pond,?【答案】did there【详解】句意：过去池塘里几乎没有水，是吗？反意疑问句遵循“前肯后否，前否后肯”，陈述局部有 否认词little,疑问局部用肯定，根据there used”可知，反意局部应填did there,故填did th
33、ereo 19. She used to be popular in her primary school.（改为否认句）She to be popular in her primary school.【答案】 didnt use【详解】句意：她在小学时很受欢迎。根据原句可知，是一般过去时，used”是实意动词，改为否认 句时需要借助助动词did+not；动词used成为原形use。故填didnt； use。20. Tom used to like playing basketball after school.（改为一般疑问句） Tom to like playing basketball after school?【答案】Diduse