Unit 3 Sports and Fitness Discovering Useful Structures （ppt课件）-2023新人教版（2019）《高中英语》必修第一册.pptx

1、Unit 3 Sports and FitnessUnit 3 Sports and FitnessDiscovering Useful Structure Discovering Useful Structure VocabularyVpetecompete in 参加参加比赛；在比赛；在方面竞争方面竞争compete with/againstfor 为争取为争取而与而与对抗对抗/抗争抗争练习：练习：The company is now well positioned to_ in foreign pete2.pretendpretend to do 假装做某事假装做某事练习：练习：You

2、dont have to _ to be Catholic.pretend3.make senseIt makes sense to do sth.做某事是明智的做某事是明智的练习：练习：It would _ to leave early.make senseLead-inLead-inWhat is a tag question?A tag question generally consists of two parts:statement+question tag.The subject and verb in the question tag generally correspond w

3、ith those in the statement.Lucy:The Sports Day is coming soon,isnt it?Lily:Yes,it is.That sounds interesting,doesnt it?Lucy:Sure,it does.Im going to play soccer.Please come along and join us,will you?Lily:Oh,sorry,I cant.Ive got to meet my adviser.By the way,our school soccer team won at last,didnt

4、they?Lucy:No,they didnt.Its too bad.)What tone does each tag question use?2)What does each tag question want to express?）to ask somebody about something or seek others opinions.2）to hope for agreement,or confirmation.反意疑问句一.概念二.结构三.回答四.类型五.反意疑问句应该注意的问题概念 反意疑问句也叫附加疑问句。它表示提问人的看法，没有把握，需要对方证实。反意疑问句是由陈述句

5、和附在其后的附加疑问句组成。其中附加疑问句是对陈述句所说的事实或观点提出疑问，起证实作用，一般用于证实说话者所说的事实或点。一.结构前肯后否：陈述部分肯定式+疑问部分否定式前否后肯：陈述部分否定式+疑问部分肯定式Eg:They work hard,dont they?他们努力工作，不是吗？You cant do it,can you?你不能做它，是吗?二.回答肯定回答：“Yes+肯定结构”否定回答：“No+否定结构”在前否后肯结构中，yes 译为“不”,no 译为“是”。Eg:They work hard,dont they?他们努力工作，不是吗？Yes,they do./No,they do

6、nt.是的，他们工作努力。/不，他们工作不努力。They dont work hard,do they?他们不努力工作，是吗？Yes,they do./No,they dont.不，他们工作努力。/是的，他们工作不努力。三.类型.陈述句是由“主语+be的形式”构成的，附加问句用“be的形式+主语”。Eg：The weather is fine,isnt it?天气很好，不是吗？2.陈述句是由“主语+行为动词的各种时态”构成的，附加问句用“助动词do/does/did/have/has/had等+主语”。Eg:You want to be an artist when you grow up,d

7、ont you?当你长大后想你想当一名艺术家，不是吗？3.陈述句含有情态动词，附加问句用“情态动词+主语”。Eg:My son cant work out this question,can he?我儿子不会做这道题，是吗？四.反意疑问句应该注意的问题.当陈述部分含有never,seldom,hardly,few,little,barely,scarcely,nothing,none,rarely,no,not,no one,nobody,neither等具有否定意义的词汇时,后面的附加问句则为肯定形式。He can hardly swim,can he?他不大会游泳,对吗?They seld

8、om come late,do they?他们很少迟到,对吗?2.当陈述部分的主语为everyone,someone,anyone,no one 等表示人的不定代词时,疑问部分的主语用they或he。Everyone in your family is a teacher,arent they/isnt he?你家里每个人都是老师,不是吗?3.当陈述部分的主语为everything,something,anything,nothing 等表示物的不定代词时,疑问部分的主语用 it。Something is wrong with your watch,isnt it?你的表坏了,对吗?4.当陈述

9、部分含有否定意思的词是unhappy,dislike,unfriendly等含有否定词缀的派生词,即含有un-,dis-前缀或-less后缀等词缀而意思否定的词时,作为肯定句处理,疑问部分用否定形式。He looks unhappy,doesnt he?他看上去不高兴,不是吗?5.陈述部分有less,fewer等词时视为肯定词,疑问部分用否定形式。There will be less pollution,wont there?污染会更少,不是吗?6.含有think,believe,suppose,imagine,expect等动词后接宾语从句构成的主从复合句在构成反意疑问句时,视情况不同有两种

10、不同的构成方式。即当主句是I think,I believe,I suppose,I imagine,I expect,I guess时要反问从句,其余句式均反问主句。当主句的主语为第一人称时,其后的附加问句应与从句保持一致。I expect our English teacher will be back this weekend,wont she/he?我期待我们的英语老师这个周末回来,不是吗?7.陈述部分的主语为不定代词somebody(someone),anybody(anyone),nobody(no one),everybody(everyone)none,neither时，问句部

11、分的主语用he或 they，这时问句动词的数应和he或 they一致。Someone has taken the seat,hasnt he?有人已经坐了位置，是吗?8.陈述部分的主语是指示代词this或that时，反意疑问句的主语用it，当陈述部分的主语是指示代词these或those时，其反意疑问句的主语用they。例如：This is a plane,isnt it?这是一架飞机，是吗?These are grapes，arent they?这些是葡萄，是吗?Make small conversations.Look at the pictures and use tag questio

12、ns to make small conversations.Example:A: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 to do something,shouldnt we?B:Yes,we should.Lets come to Room 50,Yiwen Building tomorrow and register,shall we?A:OK,its settled.Thank youThank you