Unit 3 Discovering Useful Structures（ppt课件 (12)）-2022新人教版（2019）《高中英语》必修第一册.pptx

1、Unit 3 Sports and FitnessDiscovering Useful Structures Lead inRead 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,is it?Shen Qi:Yes,it is.2.Adam:That sounds interesting,doesnt it?Julie:Sure,it does.3.Lin T

2、ao:Hi!Its a beautiful day,isnt it?Han Jing:Yes,it is.Im going to play soccer.Can you come along and join us?Lin Tao:Sorry,I cant.Ive got to meet my adviser.By the way,our school soccer team won at last,didnt they?Han Jing:No,they didnt.Its too bad.The tag questions are used for confirmation.附加疑问句（附加

3、疑问句（tag questions），又称反），又称反意疑问意疑问句，主要用于口语，是说话人向句，主要用于口语，是说话人向对方验证自己的陈述或者判断，也可用于祈使句表示请求或建议。对方验证自己的陈述或者判断，也可用于祈使句表示请求或建议。1.结构：结构：陈述陈述句句+附加疑附加疑问句（助动问句（助动词词/be动动词词/情情态动态动词词+陈陈述部分主语的相应代词）述部分主语的相应代词）2.规律：前肯后否，前否后规律：前肯后否，前否后肯，助肯，助动词和人称前后一致。动词和人称前后一致。如：如：You are from Australia,arent you?He doesnt live in Be

4、ijing,does he?Grammar3.回答方法：回答方法：附加疑问句的答语与一般疑问句类似，注意其与汉语表达习惯的差异。附加疑问句的答语与一般疑问句类似，注意其与汉语表达习惯的差异。事实是肯定的用事实是肯定的用yes+肯定结构，反之用肯定结构，反之用no+否定结构。否定结构。但在前否后肯的结构中，但在前否后肯的结构中，yes表示表示“不不”，no表示表示“是是”。如：如：They work hard,dont they?Yes,they do./No,they dont.是的，他们工作努力。是的，他们工作努力。/不，他们工作不努力。不，他们工作不努力。They dont work ha

5、rd,do they?Yes,they do./No,they dont.不，他们工作努力。不，他们工作努力。/是的，他们工作不努力。是的，他们工作不努力。附加疑问句附加疑问句的的主语：主语：要与前面陈述句主语保持一致要与前面陈述句主语保持一致1.陈述句主语是陈述句主语是that,this,those,these，附加疑问句的主语要用，附加疑问句的主语要用it或或they。如：。如：This is Toms textbook,isnt it?These are your books,arent they?2.陈述句主语是表示人的不定代词，如陈述句主语是表示人的不定代词，如anyone,some

6、one,no one,everybody,nobody,somebody等，附加疑问句的主语通常用等，附加疑问句的主语通常用they或或he。如：。如：Everyone knows that writer,dont they/doesnt he?3.陈述句主语是表示物的不定代词，如陈述句主语是表示物的不定代词，如anything,nothing,something,everything 等，反意疑问句的主语用等，反意疑问句的主语用it。如：。如：Nothing in the world is difficult,is it?4.陈述句的主语是陈述句的主语是非谓语动词非谓语动词或或主语从句主语从

7、句，反意疑问句的主语用，反意疑问句的主语用it。如：。如：Smoking is not allowed here,is it?What he lacks is courage,isnt it?5.Lets与与Let us/me后的附加疑问句后的附加疑问句主语不同主语不同。如：。如：Lets start early in the morning,shall we?Let us/me know your new address,will you?6.陈述句如果是陈述句如果是there be句型，反意疑问句的主语用句型，反意疑问句的主语用there。如：。如：There is little wate

8、r left,is there?附加疑问句的助动词：附加疑问句的助动词：要与陈述句的助动词保持一致要与陈述句的助动词保持一致1.在含在含I am的陈述句之后，附加疑问句的助动词用的陈述句之后，附加疑问句的助动词用arent。如：。如：I am supposed to be here,arent I?2.陈述句谓语动词为陈述句谓语动词为have to时，附加疑问句用时，附加疑问句用do作助动词。当陈述句中作助动词。当陈述句中have作作 “有有”讲讲时时，反意疑问句中，反意疑问句中既可用既可用have作助动词也可用助动词作助动词也可用助动词do。如：。如：We have to take a te

9、st,dont we?He has a good memory,hasnt/doesnt he?3.陈述句的谓语动词含有陈述句的谓语动词含有used to时，反意疑问句多用时，反意疑问句多用did作助动词作助动词。如：。如：She used to live in London,didnt she?4.陈述句中有情态动词陈述句中有情态动词must时：时：(1)must“一定，准是一定，准是”，附加疑问句中助动词要与，附加疑问句中助动词要与must后动词照应。如：后动词照应。如：You must be very excited,arent you?You must have waited here

10、 for a long time,havent you?(2)must“必须必须”，附加疑问句中的助动词用，附加疑问句中的助动词用mustnt。如：。如：You must leave right now,mustnt you?(3)mustnt“禁止禁止”，附加疑问句中的助动词用，附加疑问句中的助动词用must或或may。如：。如：You mustnt walk on grass,must/may you?反意疑问句用肯定还是否定反意疑问句用肯定还是否定陈述句含有表示否定或部分否定意义的单词，如陈述句含有表示否定或部分否定意义的单词，如not,no,never,none,little,seld

11、om,hardly,few,nowhere,nothing,barely,rarely,neither等，附加疑问句用等，附加疑问句用肯定。如：肯定。如：Mary seldom goes to the cinema,does she?陈述句是主从复合句或其他句子时陈述句是主从复合句或其他句子时1.陈述句是主从复合句时，附加疑问句常重复复合句中主句的主语。陈述句是主从复合句时，附加疑问句常重复复合句中主句的主语。主句中如果有主句中如果有I think/believe/suppose这样的主谓结构时，附加疑问句应这样的主谓结构时，附加疑问句应与与 从句保持一致从句保持一致。如：。如：You nev

12、er told us why you didnt pass the exam,did you?I dont think she cares,does she?2.陈述句是陈述句是并列句并列句时，附加疑问句时，附加疑问句与后一个分句保持一致与后一个分句保持一致。如：。如：They were absent yesterday,but Mary wasnt,was she?3.祈使句祈使句的附加疑问句常用的附加疑问句常用will或或can作助动词作助动词。祈使句为。祈使句为肯定句肯定句时，附加疑问时，附加疑问 句常用句常用will/wont/can/cant you；祈使句为；祈使句为否定句否定句时

13、，附加疑问句则常用时，附加疑问句则常用 will/can you。如：。如：Please close the window,will/wont/can/cant you?Dont take photos in the meeting room,will/can you?4.感叹句感叹句的附加疑问句的附加疑问句用否定形式用否定形式。如：。如：What a foolish child(he is),isnt he?How clever a boy he is,isnt he?What beautiful clothes(they are),arent they?1 Complete the con

14、versations with appropriate tag questions or correct answers.Then act them out.Exercise1.A:Its not going to rain,is it?B:_.Its a good day for sports.A:Then we can play football,_?B:_.We dont have a ball.2.A:Its Sports Day next Thursday,_?B:Youre right,it is.Lets ask Xia Lei if she wants to join a te

15、am.A:She likes soccer,_?B:_.But she loves volleyball.She could be in the volleyball team.3.A:Its time for badminton class.Where is the coach?Hes late,_?B:Its been 10 minutes already.He isnt coming,_?A:Cool!We can have a good time.Thats great!B:Shh!A:Oh no,hes right behind me,_?C:Yes,I am!No,it isntc

16、ant weNo,we cantisnt itdoesnt sheNo,she doesntisnt heis heisnt he2 Work in pairs.Use tag questions to role-play one of the situations below.Conversation 1A:The Sports Day is coming soon,isnt it?B:Yes,it is.They need some volunteers,dont they?A:Yes,they do.We should volunteer,shouldnt we?B:Yes,we sho

17、uld.Conversation 2A:Wow,Chen Liang can jump really high,cant he?B:He sure can!We are going to win,arent we?A:I think so.The other team must score 10 points in two minutes.It cant be done,can it?B:I dont think so.Ill be right back.Oh no!The other team didnt win,did they?A:Im afraid so!Conversation 3A

18、:Excuse me.This is badminton hall,isnt it?B:Yes,it is.Can I help?A:Coach Wang works here,doesnt he?B:Yes,he does.He is practising on the basketball court right now.Its over there,next to the football pitch.A:Thanks!Workbook(P85)1.Lets go and work out in the gym,_?2.You dont take part in a marathon w

19、hen youre ill,_?3.Turn off the TV,_?4.Shes doing all she can for us in times of stress,so we must back her up,_?5.Henry thinks you are cheating your friends,_?6.Andys never been anything but a friendly guy,_?7.Emily had to cut out sugar from her diet as her doctor suggested,_?8.Theres going to be a

20、talk on wellness and fitness next week,_?shall wedo youmustnt wewill/wont/can/cant youdoesnt he1.Add tag questions to the statements.(P85-2)has hedidnt sheisnt there2.Complete the conversation with appropriate tag questions.(P85-3)Tom:Mum,I can have one more burger,_?Mum:No,you cant.Youve already ha

21、d two!But you can have some yoghurt.Oh,whats that noise?Dad:It isnt a storm coming,_?Tom:Yes,it is.But its on TV!Dad,come and see,_?Dad:What movie are you watching?Tom:The Day after Tomorrow.Mum:Lets watch it together,_?Family Time!Dad:Good idea!cant Iis itwill/wont youshall we3.Complete the questio

22、nnaire for Chris.Then fill in the blanks below and write an ending to the conversation,using tag questions where necessary.(P85-4)A:Hi Chris!My name is Steve.Im a trainer here at the gym.So youve just filled out our questionnaire,_?B:Yes.Its nice to meet you,Steve.A:Its good to meet you,too!OK,let m

23、e take a look at your answers.Hmm.So youve never worked out in a gym before,_?B:No,I havent,Steve.Embarrassing(让人尴尬的),but true.A:Oh,dont be embarrassed!Its never too late to start.But I have to ask.You think working out for.hours a week is enough,_?.havent youhave youdont you3.Complete the questionn

24、aire for Chris.Then fill in the blanks below and write an ending to the conversation,using tag questions where necessary.(P85-4)A:Hi Chris!My name is Steve.Im a trainer here at the gym.So youve just filled out our questionnaire,havent you?B:Yes.Its nice to meet you,Steve.A:Its good to meet you,too!O

25、K,let me take a look at your answers.Hmm.So youve never worked out in a gym before,have you?B:No,I havent,Steve.Embarrassing(让人尴尬的),but true.A:Oh,dont be embarrassed!Its never too late to start.But I have to ask.You think working out for.hours a week is enough,dont you?B:You dont think thats enough,do you?A:Well,I guess the main point is what you want to achieve here.You want to be fitter and stronger,dont you?B:Yes,I do.A:Well,you should spend at least six hours at the gym each week.Lets get started this Friday night,shall we?B:Yes,lets do this!Review the rules of tag questions.