Unit 3 Discovering useful structures 反义疑问句（ppt课件）(3)-2022新人教版（2019）《高中英语》必修第一册.pptx

1、Period 3 Discovering Useful StructuresTeaching Aims：教学目标 1 学会附加疑问句的基本组成及功能。2 学会附加疑问句表示感情的特殊用法。3 培养学生实际运用语法的意识。4 引导学生得体地使用附加疑问句及恰当的语调，开展小对话。Teaching important points：一 什么是反意疑问句？二 附加疑问句要遵循的规则2.反义疑问句的反义疑问句的主语问题主语问题3.反义疑问句反义疑问句动动词选择词选择1 反义疑问句的反义疑问句的两种两种形式例：例：He looks like his father,doesnt he She was il

2、l yesterday,wasnt she?例：例：He doesnt need to work so late,does he？He cant ride a bike,can he?形式带有否定含义的词：no,nothing,nobody,nowhere,never,few,little,seldom,hardly,rarely形式口诀：前肯后否，前否后肯口诀：前肯后否，前否后肯反意疑问句的陈述部分含有由反意疑问句的陈述部分含有由un-,im-,in-,dis-等否定意等否定意义的前缀构成的词语时，陈述部分要视为肯定含义，问义的前缀构成的词语时，陈述部分要视为肯定含义，问句部分用否定形式。句

3、部分用否定形式。例：例：Your father is unhappy,isnt he?The man is dishonest,isnt he?Tom dislikes the food,doesnt he？回答回答口诀：肯定Yes,否定No.在回答反义疑问句时，事实是肯定的，就用Yes;事实是否定的就用No.例：例：-He likes playing football,doesnt he?他喜欢踢足球，不是吗？他喜欢踢足球，不是吗？-Yes,he does./No,he doesnt.是的，他喜欢。是的，他喜欢。/不，他不喜欢。不，他不喜欢。回答回答口诀：肯定Yes,否定No.前否后肯时前否

4、后肯时，回答，回答yes或或no与汉语的意思正好相反。这种回答与汉语的意思正好相反。这种回答时，时，yes要翻译为要翻译为“不不”，no翻译为翻译为“是是”例：例：-Lucy didnt attend the meeting,did she?露西没有参加会议，是吗？露西没有参加会议，是吗？-Yes,she did./No,she didnt 不不，她有参加。，她有参加。/是的是的，她没参加。，她没参加。1.陈述部分主语是陈述部分主语是he,she或某人或某人,疑问句主语为疑问句主语为he,she或某人或某人例：例：You/He/Tom can play basketball well ,can

5、 you/he/Tom?2.陈述部分的主语是陈述部分的主语是this,that时，疑问部分的主语多用时，疑问部分的主语多用it；陈述部分的主语是陈述部分的主语是these,those时，疑问部分的主语多用时，疑问部分的主语多用they.例：例：This is a dictionary,isnt it Those are shelves,arent they 总结：主语的选择总结：主语的选择陈述部分主语和附加问句主语在人称和数量上保持一致的几种情况：陈述部分主语和附加问句主语在人称和数量上保持一致的几种情况：陈述部分主语陈述部分主语附加问句主语附加问句主语例句例句one(泛指人泛指人)one/h

6、e/youOne cant be too careful,can one/he/you?一个人要再三小心，一个人要再三小心，对吗？对吗？this，that，非谓语形式非谓语形式itThat isnt correct,is it?那不对，是吗？那不对，是吗？Seeing is believing,isnt it?眼见为实，不是吗？眼见为实，不是吗？陈述部分主语陈述部分主语附加问句主语附加问句主语例句例句these，thosetheyThese are your friends,arent they?这些是你的朋友，不是吗？这些是你的朋友，不是吗？everything，anything，somet

7、hing，nothingitNothing happened to him,did it?他没出什么事，是吗？他没出什么事，是吗？Everything seems all right now,doesnt it?现在一切似乎都很好，不是吗？现在一切似乎都很好，不是吗？everyone(body)，anyone(body)，someone(body)，no one(nobody)he/theyNobody likes to be laughed at,does he/do they?没有人喜欢被嘲笑，是吗？没有人喜欢被嘲笑，是吗？陈述部分主语陈述部分主语附加问句主语附加问句主语例句例句there

8、 bethereTheres no help for it,is there?没有办法了，是吗？没有办法了，是吗？主语由主语由neither.nor.或或both.and.连接连接复数复数Neither you nor I am wrong,are we?你我都没错，是吗？你我都没错，是吗？Both you and he are doctors,arent you?你和他都是医生，不是吗？你和他都是医生，不是吗？谓语的选择谓语的选择谓语的选择谓语的选择谓语的选择谓语的选择(2)陈述部分谓语为used to，附加问句谓语用usednt或didnt。The old man used to smok

9、e,didnt/usednt he?那个老人以前抽烟，不是吗？(3)陈述部分谓语为must表示“必须”，附加问句谓语用mustnt或neednt。I must answer the call,mustnt/neednt I?我必须接电话，不是吗？表示“推测”，陈述部分谓语为must be/do，附加问句谓语用be/do的一般现在时；陈述部分谓语为must have done，有确定的表示过去的时间状语，附加问句谓语用didnt；没有确定的表示过去的时间状语，附加问句谓语用havent/hasnt。He must be a doctor,isnt he?他一定是一个医生，不是吗？He must

10、go to the library，doesnt he?他一定去图书馆了，不是吗？(4)陈述部分谓语为cant，表示“不可能”，附加问句谓语同must表推测的用法。He cant be a lawyer,is he?他不可能是律师，是吗？He cant have done the work yesterday,did he?他昨天不可能完成这项工作，是吗？He cant have done the homework,has he?他不可能做作业，是吗？(5)陈述部分谓语为dare/need作情态动词，附加问句谓语分别用dare和need。We need not do it again,need

11、 we?我们不需要再做了，是吗？He dare not say so,dare he?他不敢这么说，是吗？作实义动词，附加问句谓语用do的形式。She doesnt dare to go home alone,does she?她不敢一个人回家，是吗？(6)陈述部分谓语为wish，附加问句谓语为may。I wish to go home,may I?我想回家，可以吗？(7)陈述部分谓语为am，附加问句谓语为arent。Im fond of music,arent I?我喜欢音乐，不是吗？特殊用法特殊用法1)陈述部分陈述部分I am时，疑问部分要时，疑问部分要用用 arent I.Im as t

12、all as your sister，arent I?EXERCICE特殊用法特殊用法（2）反意疑问句的陈述部分主语是反意疑问句的陈述部分主语是第一人称第一人称，且含有，且含有think,believe,expect,imagine,suppose等引导的宾语从句：等引导的宾语从句：A.主语是第一人称（注意否定转移）主语是第一人称（注意否定转移）I dont think he is bright,is he?We believe she can do it better,cant she?B.如果主语如果主语不是第一人称不是第一人称则疑问部分与主句相对应构成反意疑则疑问部分与主句相对应构成反意

13、疑问句问句He thought you were wrong,didnt he?不能说不能说werent you?特殊用法特殊用法3)肯定的祈使句肯定的祈使句的附加问句可用的附加问句可用will you或或wont you，否定的祈使句否定的祈使句的附加问句用的附加问句用will you.Listen to me carefully,will/wont you?Dont play with fire,will you?Dont do that again,will you?Go with me,will you/wont you?特殊用法特殊用法6)Lets 开头开头的祈使句，后用的祈使句，后

14、用shall we（或用（或用shant we)?而而Let us 开头开头的祈使句，后用的祈使句，后用will you（或（或wont you）?Lets go and listen to the music,shall we（或用（或用shant we)?Let us wait for you in the reading-room,will you（或（或wont you）?shall weisnt ithasnt hewill youdid hedidnt itdoes she1.Dont be late,_ _?2.Have a rest,_ _?3.Speak louder,_ _

15、?4.Dont wait for me,_ _?will youwill youwill youwill youExceptions 1.They have never visited his home,_ _?2.There are few apples in the basket,_ _?3.He can hardly swim,_ _?4.It has no legs,_ _?5.There is little water in the glass,_ _?6.They seldom(很少很少)come late,_ _?have theyare therecan hedoes itis

16、 theredo they当陈述部分有当陈述部分有never，seldom(很少很少),hardly(几乎不几乎不)，few，little，nothing(没有没有)等否定意义的词时，后面的反意疑问句则为肯等否定意义的词时，后面的反意疑问句则为肯定形式定形式1.He used to take pictures there,_?2.The old man used to get up early,_?3.They used to have just one class in the morning,_?4.The boy used to walk to school,_?usednt/didnt

17、 heusednt/didnt heusednt/didnt theyusednt/didnt heExceptions 1.Youd better read it by yourself,_?2.Youd better not stay here,_?3.Wed better make a change,_?4.The tree had better be watered often,_?hadnt youhadnt wehadnt ithad youAsk for opinions hadhad betterbetter的反义疑问句：的反义疑问句：had/hadnt+主语；主语；Read

18、the conversations below and underline the tag questions and their answers.What functions do the tag questions have?1.Amy:Its not a real sport,?Shen Qi:.2.Adam:That sounds interesting,?Julie:Sure,.3.Lin Tao:Hi!Its a beautiful day,?Han Jing:.Im going to play soccer.Can you come along and join us?Lin T

19、ao:Sorry,I cant.I ve got to meet my adviser.By the way,our school soccer team won at last,?Han Jing:.Its too bad.Function:to make comfirmationFunction:asking for opinionFunction:asking for opinionFunction:to make comfirmationis itYes,it isisnt itdoesnt itit doesYes,it isdidnt theyNo,they didntIt is

20、a real sport.It sounds interesting.a beautiful day.won.Reply 回答需依据事实，且前后一致回答需依据事实，且前后一致事实肯定，用事实肯定，用“Yes+Yes+肯定回答肯定回答”事实否定，用事实否定，用“No+No+否定回答否定回答”1.Amy:Its not a real sport,?Shen Qi:Yes,2.Adam:That sounds interesting,Julie:Sure.Summary Structure 1:前肯+后否Structure 2:前否+后肯动词、时态、主语保持一致祈使句的反义疑问句都为will you

21、；lets 为shall we当陈述部分有当陈述部分有never，seldom(很少很少),hardly(几乎不几乎不)，few，little，nothing(没有没有)等否定意义的词时，后面等否定意义的词时，后面的反意疑问句则为肯定形式的反意疑问句则为肯定形式Discovering Useful Structures1.Linda ate nothing this morning,_?2.Theres hardly any milk in the bottle,_?3.He has never ridden a horse before,_?4.He seldom came here,_?5

22、.Everything seems all right,_?6.No one failed in the exam,_?7.They have no time to visit the museum,_?8.He dislikes the two subjects,_?did sheis there has he did he doesnt it did he do they doesnt he 1.Theres little meat left in the fridge,is there?_.Ill get some on my way home._.We still have much

23、meat.2.Its her birthday tomorrow,isnt it?_.Lets have a surprise party for her._.It should be in next month.3.Your father never watches the drama series on TV,does he?_.He thinks the drama series are boring and dull._.He likes the drama series very much.No,there isnt Yes,it is No,he doesntYes,there is.No,it isnt.Yes,he does.Work in pairs.Use tag questions to role-play one of the situations below.EXAMPLEA:The Sports Day is coming soon,isnt it?B:Yes,it is.They need some volunteers,dont they?A:Yes,they do.Have a role play Greeting Key information(what;where;when etc.)Thank you!