1、Can I join you?,Lesson 4 It must be fun !,LOGO,Grammar and Writing,那一定很有趣。 我可以和你一起去嗎？,Contents,4,情態(tài)動(dòng)詞,1,2,3,5,推測(cè)表達(dá)法,反意疑問句,原因狀語從句,現(xiàn)在分詞,情態(tài)動(dòng)詞,擴(kuò)句與語法,Level 1,Level 2,Level 3,Level 4,Level 5,復(fù)雜簡(jiǎn)單句,復(fù)合句,非謂語和復(fù)雜結(jié)構(gòu),復(fù)雜復(fù)合句,簡(jiǎn)單句,Warm up!,請(qǐng)你拼一下你的名字好嗎？,Will /Would you spell your name?,她寧愿睡(不愿閑聊)。,他過去不常去那里。,She would

2、 rather sleep .,He didnt used to go there. He usednt to go there.,translate,Dare ,ought to,Tom總該知道她的地址吧。,She ought to know her address. （可能性很大）,她不敢說英語。,你應(yīng)該照顧姥姥。,She darent speak English. （一般不用于肯定句，過去式dared）,You ought to take care of your grandma. （比should 語氣強(qiáng)）,translate,情態(tài)動(dòng)詞表示推測(cè),90%,30%,50%,他現(xiàn)在肯定不在自

3、己的宿舍，他肯定在王先生的宿舍呢。聽！那是他在唱歌。,要是你鍛煉鍛煉，可能不會(huì)這么胖。,這個(gè)消息可能，也可能不是真實(shí)的。,If you took some exercise, you might not be so fat.,This news may, or may not , be true.,he cant be in his own dorm. He must be in Mr. Wangs dorm. Listen! It is hes singing.,情態(tài)動(dòng)詞表示推測(cè),現(xiàn) 在 的 事 情,must be(肯定), cant be(肯定不),90%,30%,50%,may(可能),

4、 may not(可能不),might(可能), might not(可能不),情態(tài)動(dòng)詞表示推測(cè),過 去 的 事 情,must have done（肯定）， cant have done (肯定沒有),50%,90%,30%,may have done(可能已經(jīng)), may not have done(不可能過),might have done(本來可能), might not have done(本來可能不),exercises,房間亂極了，不可能打掃過。,我可能是這樣說過，我記不清了。,她非常感謝那家醫(yī)院，否則，她想，孩子可能已經(jīng)死了。,I may have said it , I don

5、t remember.,She was thankful to the hospital; otherwise, she thought , the baby might have died.,The room is in a terrible mess; it cant have been cleaned.,50%,90%,30%,情態(tài)動(dòng)詞表示判斷,need should/ought to,neednt have done 沒必要做但已經(jīng)做了的事 didnt need to do 沒必要做而實(shí)際上也沒有做,should /ought to have done 過去該做但沒有做（責(zé)備） sho

6、uldnt/ought not to have done 過去不該做但做了（責(zé)備）,exercises,你不該幫助他，他自己能做！,他們不必這么早就到。,你昨天沒有必要來。（但你還是來了。）,they didnt need to arrive so early.,You neednt have come yesterday.,You shouldnt have helped him ! He could do it himself.,擴(kuò)句與語法,Level 1,Level 2,Level 3,Level 4,Level 5,復(fù)雜簡(jiǎn)單句,復(fù)合句,非謂語和復(fù)雜結(jié)構(gòu),復(fù)雜復(fù)合句,簡(jiǎn)單句,擴(kuò)句方法：反

7、義疑問句,Isnt there?,There is something wrong with the clock,will you ?,Let us go to the park,shall we ?,Lets go for a walk,can they?,Nobody can work it out,Nothing was right,was it ?,謂語動(dòng)詞取決于誰？,didnt you ?,You must have stayed here yesterday,havent you ?,You must have stayed here for three days,，,，,有明顯的

8、時(shí)間狀語表示過去，用did.,沒有明顯的時(shí)間狀語表示過去，用have 或has.,exercises,They can not have reached a conclusion by now ,Her mother must be a teacher ,They must have gone to the lecture,She must have finished it three days ago,isnt she ?,have they ?,didnt she ?,havent they ?,擴(kuò)句與語法,Level 1,Level 2,Level 3,Level 4,Level 5,復(fù)

9、雜簡(jiǎn)單句,復(fù)合句,非謂語和復(fù)雜結(jié)構(gòu),復(fù)雜復(fù)合句,簡(jiǎn)單句,原因狀語從句,He may have gone back home,it must have rained ,for it is wet outside. (for 表示推斷),because he didnt say he would take part in her birthday party.,他可能已經(jīng)回家了，因?yàn)樗]有說會(huì)去參加她的生日聚會(huì)。,你真沒有必要把傘帶來，因?yàn)槲覀兪浅塑嚾ァ?because we are going by car.,一定下過雨了， 因?yàn)榈厣鲜菨竦摹?You neednt have brought t

10、he umbrella,擴(kuò)句與語法,Level 1,Level 2,Level 3,Level 4,Level 5,復(fù)雜簡(jiǎn)單句,復(fù)合句,非謂語和復(fù)雜結(jié)構(gòu),復(fù)雜復(fù)合句,簡(jiǎn)單句,動(dòng)詞的 非謂語形式,done,to do,doing,doing,過去分詞,動(dòng)名詞,現(xiàn)在分詞,不定式,現(xiàn)在分詞,動(dòng)詞的非謂語形式,句子成分,動(dòng)詞 do,不定式 to do,動(dòng)名詞doing,現(xiàn)在分詞doing,過去分詞done,17.5%,現(xiàn)在分詞：從句變短語,去掉連詞,在部分定語從句和狀語從句中,判斷從句主語和主句主語 是否一致,將從句動(dòng)詞改為分詞形式,When I looked out, I saw her go ou

11、t. Put the dictionary where you can see it.,When I looked out, I saw her go out. Because I was tired, I went to bed early.,Because I was tired, I went to bed early. Because he led the way, they got there early .,Because I was tired, I went to bed early. Because he led the way, they got there early .

12、,exercises,Looking up,I saw her go out.,When I looked up , I saw her go out .,Doing = 連詞+主語+動(dòng)詞,exercises,Not understanding this,he asked the teacher about it.,Because he didnt understand this , he asked the teacher about it .,Not doing = 連詞+主語+not +動(dòng)詞,exercises,There being nothing else to do,we went

13、 home.,Because there was nothing else to do, we went home .,exercises,The sun having set,we gave up looking for them.,After the sun had set, we gave up looking for them .,保留主語,Because he led the way , they got there early.,Growth,Start,Jump,he leading the way , they got there early.,With him leading

14、 the way , they got there early.,exercises,Since so many directors was absent, the board meeting had to be put off.,Growth,Start,Jump,So many directors being absent , the boardmeeting had to be put off. .,With So many directors being absent , the board meeting had to be put off.,exercises,being ill,

15、he didnt come.,Because he was ill , He didnt come .,exercises,With him leading the way ,they got there early.,Because he led the way , they got there early.,exercises,Generally speaking,Chinese are kind.,If we speak generally, Chinese are kind.,Translate,由于沒有降水，莊稼都枯萎了。,因?yàn)楸╋L(fēng)雪，所有的航班被取消了，許多旅客只能乘火車了。,De

16、scription of the contents,吵鬧聲不絕于耳，我無法集中精神 學(xué)習(xí)。,There having been no rain, The plants withered.,I couldnt concentrate on my studies with all that noise going on.,All flights having been cancelled because of the snowstorm,many passengers could do nothing but take the train.l,擴(kuò)句與語法,Level 1,Level 2,Level

17、 3,Level 4,Level 5,復(fù)雜簡(jiǎn)單句,復(fù)合句,非謂語和復(fù)雜結(jié)構(gòu),復(fù)雜復(fù)合句,簡(jiǎn)單句,Challenge!,In my class there are a few really shallow girls whom I stay away from because all they really care about is looking good .,Translate,Sentence Tree,Challenge！,translate,We are, however, not the less obliged by your kind offer, though we refuse to accept it; and, to show our grateful sense of it, if the gent