新人教版選修八Unit5Meetingyourancestors-Grammar課件

1、Unit 5 Meeting your ancestors,Present Perfect Continuous,My younger brother,net,has been accessing,the,has been sleeping,The baby,for 1 hour,have been playing,basketball all the,They,day,has,been reading,a book,for,The boy,almost 4 hours,has been talking,He with his girlfriend,The telephone is ringi

2、ng,The sound has,continued about one,minute,The telephone,has been ringing,for,almost a minute,The young boy TV,has been watching,have been dancing,and singing,The two robots,since they have been made,I don,t know why the,pig,has been running,Play games,They,has been playing,games in the,school,I,m,

3、sorry,Oh, you have come at last! I,have,been waiting for,you for two long,hours,我等了你足足兩個小時,You,have been crying,你一直在哭,I,have been knocking,I don,t think anybody,s in,我一直在敲門。我想沒人在里面,You are here! I,have been looking,for,you long,我找了你老半天,現(xiàn)在完成進行時,1,構成形式,hashave been doing,2,用法,1,敘述某一動作從過去開始一直繼續(xù)到現(xiàn)在仍在繼續(xù)之

4、,中或剛剛停止。經(jīng)常與,for, since, recently,all,morning/day/week,how long,all the time,用在一起,1) You,have been studying,for four,straight hours. Why don,t you take a,break,2) The telephone,has been ringing,for,almost a minute. Why doesn,t someone,answer it,2,敘述從過去某時開始一直繼續(xù)到現(xiàn)在，但不,再繼續(xù)下去的事情。帶有濃厚的感情色彩,強調(diào)持續(xù)了“那么久”或做得“那

5、么辛苦,1) Oh, you have come at last! I,have,been waiting for,you for two long,hours.,我等了你足足兩個小時,2) You are here! I,have been looking,for,you long,我找了你老半天,3,敘述“最近”一直從事的工,作或活動,lately, recently,What,s the matter? Your eyes are red,and puffy,Have you been crying,你,是不是一直在哭,4,敘述從過去某時到現(xiàn)在，或,最近，一再重復的動作,I,have b

6、een knocking,I don,t think,anybody,s in.,我一直在敲門。我想沒人,在里面,I,have been writing,letters since,breakfast.,我從早餐起就一直在寫信,Lead-in,The Present Perfect Tense,現(xiàn)在完成時,基本用法,現(xiàn)在完成時表結(jié)果,他的動作發(fā)生在過,去,但是對現(xiàn)在有影響,而這種影響卻往往是,說話人的興趣所在。現(xiàn)在完成時跨越兩個時,間,一個是過去,另一個是現(xiàn)在,e.g,我從,1975,年起就學英語,I,have studied,English since 1975,自,12,世紀以來,中國就使

7、用彩色印刷了,They,have done,color printing in,China since the 12th century,Consolidation,1,Hi, Tracy, you look tired,Im tired. I _ in the living room,all day,A. painted,B. had painted,C. have been painting,D. have painted,2,There is so much snow these days,isnt there,Yes, it _ for a few days,A. was snowin

8、g,B. has been snowing,C. had been snowing,D. snowed,3. Although these scientists _ on the,project for nearly four years, I dont,know how long it will last,A. have been working,B. had worked,C. were working,D. are working,4. Now that she is out of job, Lucy _,going back to school, but she hasnt,decid

9、ed yet,A. had considered,B. has been considering,C. considered,D. is going to consider,5. The little boy is dirty from head to foot,because he _ in the mud all morning,A. has played,B. is playing,C. has been playing,D. was playing,6. Sincce the beginning of the vocation , I,_ across the country, and

10、 my next stop,is the Wuyi Mountain,A. has traveled,B. will travel,C. have been traveling,D. was traneling,用現(xiàn)在完成時和完成進行填空,1. A:,I am sorry I _ (keep,have kept,you waiting so long,B:,It is all right. I,_ (read) the,have been reading,newspapers,2. The CCTV _,has been broadcasting,broadcast) English prog

11、rammers ever,since 1977,3. You _ (feel) better when you,will feel,_ (take) the medicine,have taken,4. She said we _ (may keep) the,might keep,book as long as we _ (like,liked,5. Please wake me up if I _ still _,am,sleeping,sleep) when you _ (come,come,6. My sister _ (learn,has been learning,English

12、since she _ (be) a child. She,was,_ (speak) English fluently now,speaks,7. My uncle _ (come) to see us,has come,He _ (arrive) here a few days ago,arrived,I _,_ (start) for Sydney,am going to start,tomorrow morning,8. He _ (break) his glasses when he,broke,_ (play) in a football match,was playing,下列各

13、句均有一處錯誤，請指出并改正,1,The water has been run the whole night,run,running,2. Hello, Tom. I have looking for you all,morning. Where have you been,been,3. His cool expression suggested that he,want to leave,want,wanted,4. He tried to harm other people, only to,ruining himself,ruining,ruin,can,5. If only I can speak several foreign,languages,could,assumed,6. We can all leave together,assumed,that the others a