1、Unit 14:現在完成時講解一. 基本結構：助動詞have/has+過去分詞（done）二. 句型：否定句：主語 +have/has+not+過去分詞+其他.一般疑問句：Have/Has+主語+過去分詞+其他.簡略答語：Yes,主語+ have/has.（肯定）No,主語 + haven't/hasn't.（否定）三用法（1）現在完成時表示過去發生或已經完成的動作對現在造成的影響或結果I have spent all of my money （so far）.（含義是：現在我沒有錢花了 .）Guo zijun has （iust/already）come. （含義：郭子君現在

2、在這兒 ）My father has gone to work.（含義是:我爸爸現在不在這兒 ）（2） 現在完成時可以用來表示發生在過去某一時刻的，持續到現在的動作 （用行為動詞表示）或狀態（ be動詞表示）常與 for （ +時間段），since （+時間點或過去時的句子）連用 .fo葉時段since+過去一個時間點（譯為：自從 以來）sin ce+時間段+agosin ce+從句（過去時）Mary has been ill for three days.I have lived here since 1998.四. 現在完成時的標志1. 現在完成時的含義之一是過去完成的動作對現在仍有影響，

3、用以下四大標志詞可以表達這種含義1. 以already（肯定句）,vet,（否定，疑問）ever（疑問，肯定），never（肯定）before （肯定，否定，疑問） ，just （肯定）He has already got her help.他已得到她的幫助。He has just seen the film.他剛剛看過這場電影。He hasn't come back yet.他還沒有回來。He has never been to Beijing.他從沒有到過北京。2.in the last/past + 時間段He has worked here in the last two ye

4、ars3. so far二 up to now, by now (至U如今，迄今為止)He has learned 3000words so far.到目前為止他已經學了 3000個單詞五. has gone (to),has bee n (to), has bee n (in) 的區另 U1. Have/Has gone(to): 去了(現在不在說話現場 )Where is your father ? He has gone to Shanghai.2. Have/Has been (to): 去過(已不在去過的地方)My father has bee n to Shan ghai.3. H

5、ave/has been in :呆了多久(還在所呆的地方)My father has bee n in Shan ghai for two mon ths. /sincetwo minu tes ago六. 某些非延續性動詞，用在現在完成時中，表一段時間需變化。come-have/has bee nope n- have/has bee n ope nbuy- have/has hadbeg in/start- have/has bee n onleave-have/has bee n away die- have/has bee n dead borrow- have/has kept b

6、ecome- have/has bee njoi n- have/has bee n a member of./bee n in.現在完成時練習.用 never, ever, already, just, yet, for, since 填空1.two years2.two years ago3._last month4. 19995.yesterday 6. 4 o ' clock7 4 hours8.an hour ago9._we were children10. lunch time11. she left he12. I have seen him before, so I

7、have no idea about him.13. Jack has finished his homework.14. Mr. Wang has taught in this school ten years.15. “ Have you seen the film?” “No, I have seen it.16. “ Has the bus left ? ” “Yes, it has left. ”17. He has lived in Nanjing _ the year before last.18. I ' ve known him we were children.19

8、. Our teacher has studied Japanese three years.20. She has been away from the city about ten years.二.用適當的時態填空：1.She ' s (live) here ever since she was ten.2. Both of them (be) in Hongkong for ten days.3. Both of them (come) to Hongkong ten days ago.4. Half an hour (pass) since the train (leave).

9、5. Mary(lose) her pen. you (see) it here and there?6. you (find) your watch yet?7. -Are you thirsty? -No I just (have) some orange.8. We already(return) the book.9. they(build) a new school in the village?10. I(not fini sh) my homework . Can you help me?11. My father(read) the no vel twice.12. I(buy

10、) a book just now.13. I(lost ) my watch yesterday.14. My father(read) this book si nee yesterday三. 單項選擇。1、Both his parents look sad . Maybe they what's happened to him .A. knew B. have known C. must know D.will know2、 He hasbeen to Shanghai , has he ?A. already B.n everC.everD.still3、 Have you m

11、et Mr Li ?A. just B. ago C.before D. a mome nt ago4、The famous writerone new book in the past two year .A. is writi ngB.was writi ngC.wroteD.has writte n5、一Our country a lot so far .Yes . I hope it will be eve n.A.has cha nged ; wellB.cha nged ; goodC.has cha nged ; betterD.cha nged ; better6、Zhao L

12、analreadyin this school for two years .A. was ; studyingB. will ; study C. has ; studied D. are ; studying7、We Xiao Li since she was a little girl .A. knowB. had knownC. have knownD. Kne8、Harry Potter is a very nice film .I it twice .A.will seeB.have seen C.saw D.see9、These farmers have been to the

13、United States .Really ? When there ?A. will they goB. did they go C. do they go D. have they gone10、 you _ your homework yet ?Yes . I it a moment ago .A.Did ; do ; finished B.Have ; done ; finishedC.Have ; done ; have finishedD.will ; do ; finish11、His father the Party since 1978 .A. joinedB. has jo

14、inedC. was inD. has been in12、Do you know him well ?A. wereB. have beenC. have becomeD. have made13、How long have you here ? About two months .A. beenB. goneC. come D. arrived14、Hurry up! The play for ten minutes .A. has begunB. had begun C. has been onD. began15、It ten years since he left the army

15、.A. isB. hasC. willD. wasSure Wefriends si nee ten years ago .16. Miss Gree n isn't in the office . sheto the library .A.has gone B. went C.will goD. has bee n17. My parents Shandong for ten years .A. have bee n in B. have bee n to C. have gone to D. have bee n18. The stude nts have clea ned the

16、 classroom,?A. so they B. don ' t they C. have they D. haven ' t they19. has Mr White bee n a member of Gree ner Chi na si nee he to Chi na?A. How soon, comes B. How often, got C. How long, came D. How far, arrived20. When he arrived at the bus stop, the busfor 20 minutes.A. has left B. had

17、left C. has bee n away D. had bee n away21. The factorysince the February of 1988.A . has bee n ope n B. has ope ned C. was ope n D. ope ned22. Mary and Rosefriends since they met in 2000.A. have made B. have bee nC. made D. have become23. You mustn'tun til he comes back.A. be away B. leave C. b

18、e left24. The meet ingfor a week now.A. has fini shedB. has en ded C. has bee n over25. Miss Gaothis school for n early 5 years.A. has bee n in B. has come to C. has taught26. Be na teacher for 4 years .A. has been B. has become C. was D. became27. Ihome for a week.A. have retur nedB. have bee n bac

19、k C. retur ned28. -Where have you, Kate?-I'veto the bank.A. gone, gone B. been, been C. gone, been D. been, gone29. Her gran dfatherfor two years.A. died B. has died C. has been dead D. has been died30. It's six weeksI met you last.A. whe n B. since C. before D. for31. Tom and Jack have arrived at West Hill Farm already.A. have got B. have gone t