Talk about；1 Have you played basketball？2 Have you finished your homework？3 Have you been to England？寫出下列動詞的過去分詞 work （ ） arrive（ ） start （ ） live （ ) study （ ） stop （ ） carry （ ） plan （ ） Have （ ） keep （ ）現(xiàn)在完成時的構(gòu)成： “have / has +動詞的過去分詞”，在人稱代詞后，have 和has常縮為ve ，s ，否定縮寫 have not = havent ，has not = hasntworkedstartedarrivedlivedstudiedcarriedstoppedplannedhadkept1 現(xiàn)在完成時的主要用法及常用時間狀語 a 表示過去發(fā)生或已經(jīng)完成的某一動作對現(xiàn)在產(chǎn)生的影響或結(jié)果，常與already、never、ever、just、yet等時間狀語連用。 Then make your own sentences like this : eg ：I have already done my exercise.b 表示過去已經(jīng)開始，持續(xù)到現(xiàn)在的動作或狀態(tài)，可以和表示過去某一時刻延續(xù)到現(xiàn)在（含“現(xiàn)在”）的一段時間的狀語。如：today、these days、for two years、since 1984、since he came here等連用。2 巧記現(xiàn)在完成時的用法巧記現(xiàn)在完成時的用法 學(xué)習(xí)現(xiàn)在完成時，謂語結(jié)構(gòu)要記住學(xué)習(xí)現(xiàn)在完成時，謂語結(jié)構(gòu)要記住“have / has +過去分詞過去分詞”主要用法有兩個：過去發(fā)生的動作對現(xiàn)在產(chǎn)生的影響或結(jié)果，主要用法有兩個：過去發(fā)生的動作對現(xiàn)在產(chǎn)生的影響或結(jié)果，just，already常用著，過去動作或狀態(tài)，一直延續(xù)到現(xiàn)在，常用著，過去動作或狀態(tài)，一直延續(xù)到現(xiàn)在，for和和since把時間帶。如：把時間帶。如：I have known Lilei for three years.Now ，boys and girls，tell us your sentences like this- 現(xiàn)在完成時/The Present Perfect Tense試一試，用所給詞的正確形式填空1 I （live）here since I was ten years old. 2 I （live）here in 1998.3 - you your breakfast？-Yes，I have. -When you it？- 30 minutes ago.注意現(xiàn)在完成時的幾個特殊方面：（一）現(xiàn)在完成時與一般現(xiàn)在時的區(qū)別have livedlivedHave haddid have 現(xiàn)在完成時表示過去發(fā)生或已經(jīng)完成的某一動作對現(xiàn)在產(chǎn)生現(xiàn)在完成時表示過去發(fā)生或已經(jīng)完成的某一動作對現(xiàn)在產(chǎn)生的影響或結(jié)果，強調(diào)的是現(xiàn)在的情況。所以它不能和表示過去時的影響或結(jié)果，強調(diào)的是現(xiàn)在的情況。所以它不能和表示過去時間狀語連用；而一般過去時只單純表示過去的動作或狀態(tài)，和現(xiàn)間狀語連用；而一般過去時只單純表示過去的動作或狀態(tài)，和現(xiàn)在不發(fā)生關(guān)系，可以和表示過去的時間狀語連用。在不發(fā)生關(guān)系，可以和表示過去的時間狀語連用。一）現(xiàn)在完成時與一般現(xiàn)在時的句型轉(zhuǎn)換eg：I have studied English for three years -I studied English three years ago -It is three years since I studied English（二）表示短暫動作的瞬間性動詞，如come、go、buy等的完成時態(tài)就不能與for、 since 等表示一段時間的狀語連用，但可以與這類詞相應(yīng)的延續(xù)性動詞或短語連用。試一試，改錯 1 I have come to Jianyang for ten years . （ ） 2 His father has died since he was five years old . （ ）have been inhas been dead 瞬間動詞的用法口訣；現(xiàn)在完成在瞬間，非延只連時間點， 終止 須轉(zhuǎn)換，否定方可碰一段說明：1 瞬間動詞又叫非延續(xù)性動詞或終止性動詞，它可以有現(xiàn)在完成時態(tài)，但不可以接一段時間；如果要接一段時間，就必須把它轉(zhuǎn)換成相應(yīng)的延續(xù)性動詞。2 瞬間動詞在完成時態(tài)中的否定式中可以接一段時間。 類似的轉(zhuǎn)換還有：fall asleepbe asleep move therebe there open be open 等 巧記巧記10個瞬間性動詞的轉(zhuǎn)換個瞬間性動詞的轉(zhuǎn)換 “開始離去借來還，出生入死買到家開始離去借來還，出生入死買到家”1 beginbe on6 returnbe back2 leavebe away from7 joinbe in3 gobe off8 diebe dead4 borrowkeep9 buyhave5 comebe here10 arrivebe herehave /has been to和和have / has gone to 的用法區(qū)別的用法區(qū)別 1 “ Have /has been to+地名地名 ”表示曾經(jīng)去過某地，說話時已經(jīng)回到說話地點， 常與once 、twice、ever、never 等時間連用。2 “have / has gone to +地名地名 ”表示去某地了，現(xiàn)在沒有回答，人不在說話地點。 巧記巧記： been to been to ，gone togone to 意不同，兩者用法要記清；意不同，兩者用法要記清； have been tohave been to + 地名，曾經(jīng)到過某地行；地名，曾經(jīng)到過某地行； have gone tohave gone to + 地點，到某地去了一走遠。地點，到某地去了一走遠。用have /has been to和和have / has gone to填空 Hi，Lucy， you ever Beijing？ No，I . What about your sister，Lily？ Oh，she Chengdu， she will come back next week. Ok，thanks. Youre welcome.have been to haventhas gone toChoose the best answer1 What a nice watch ！How long you it？ Just three weeksA will，buy B did，buy C have ，had2 you in Greener China for a long time？ Yes，I joined it five years agoA Have，been B Has ，joined C Have ，joined3 Teacher Li Japan，he Japan for two years A has been to，has been to B has gone to ，has been inC has gone to ，has been to 4 The students are sorry to hear that the famous singer for half an hourA has left B has been away C has gone away5 I this book for two days ，I have to return it nowA borrowed B have borrowed C have kept （C）（A）（B）（B）（C）6-When you your old friend? -The day before yesterday.A will,visit B did ,visit C have ,visited7 Mrs White in this school since she came here.A teaches B taught C has taught8 No children football in the street since a car hit a boy last Sunday.A have played B played C playing9 -Im sorry to keep you waiting. -Oh,not at all,I here only for a few minutes.A was B have been C will be10 His father since 1936.A died B has died C has been dead（B）（C）（A）（B）（C）