現(xiàn)在完成時(shí)優(yōu)質(zhì)課件全.ppt

Grammar,The present perfect,By Ms Yuan.,Travelling is fun for me.,I have been to,the Forbidden City,the Great wall,I have visited,the Temple of Heaven,the Summer Palace,Tiananmen Square,I have stayed in Beijing for 2 weeks.,I have been to the Great wall and the Forbidden City. I have visited the Summer Palace and the Temple of Heaven. I have stayed in Beijing for 2 weeks.,The present perfect,Read and learn,Ive learnt to use chopsticks. Its been a fantastic experience so far. Ive learnt a bit of tai chi. Weve already learnt a lot about Chinese culture and history. The teachers have introduced us to Chinese painting as well. Weve also tried to paint some pictures ourselves. I havent had much success yet. Ive made many new friends.,learn- learnt/learned- learnt/ learned,be- was/were- been,introduce - introduced,try- tried,have / has - had- had,make - made- made,I _ _ to use chopsticks, and theyre teaching me a little Chinese. 2. It _ _ a fantastic experience so far. 3. We_ _ _ a lot about Chinese culture and history. 4. The teachers _ _ us to Chinese painting as well. 5. We_ _ _ to paint some pictures ourselves. 6. I _ _ much success yet, but Ill keep trying. 7. I _ _ many new friends.,ve learnt,s been,ve already learnt,have introduced,ve also tried,havent had,ve made,go,Ready?,To Compare,She did homework yesterday. (she doesnt need to do her homework now.) She has already done her homework.,do/ does - did- done,She had her breakfast just now.她剛才吃了早飯。 (She is not hungry now.她現(xiàn)在不餓。) She has just had her breakfast.她剛吃過(guò)早飯。,To Compare,have/ has - had- had,To Compare,The elephant helped me a lot a moment ago. ( I can drive my car now.) The elephant has just helped me a lot.,help- helped,I didnt sing an English song in the singing competition last week. （I still remember the thing now.） I havent sung an English song in the singing competition yet.,To Compare,sing- sang- sung,We began to study here last year. (We still study here now.) We have studied here for more than one year.,study- studied,He began to be interested in playing computer games when he was born. (He is still interested in it now.) He has been interested in playing computer games since he was born.,be- was/were- been,1.She has already done her homework. 2.She has just had her breakfast. 3.The elephant has just helped me a lot. 4. I havent sung an English song in the singing competition yet. 定義一：過(guò)去完成的動(dòng)作對(duì)現(xiàn)在造成的影響或結(jié)果。 5. We have studied here for more than one year. 6. He has been interested in playing computer games since he was born. 定義二：過(guò)去開(kāi)始的動(dòng)作一直持續(xù)到現(xiàn)在或有可能繼續(xù)下去。 現(xiàn)在完成時(shí)態(tài)的結(jié)構(gòu)：,already(已經(jīng)) 肯中 yet(已經(jīng)) 問(wèn)否尾 just(剛剛)肯中 ever(曾經(jīng))問(wèn)中 never（從不）,常與for, since引導(dǎo)的時(shí)間短語(yǔ)或從句連用.,for+ 時(shí)間段 since+過(guò)去時(shí)間 since+過(guò)去句子,肯定 have / has +done 否定 have / has not + done,Past,Now,Future,完成,影響,already(已經(jīng)) 肯中 yet(還) 問(wèn)否尾 just(剛剛)肯中 ever(曾經(jīng))問(wèn)中 never（從不）,開(kāi)始,持續(xù)至今,持續(xù)到將來(lái),for+ 時(shí)間段 since+過(guò)去時(shí)間 since+過(guò)去句子,定義一：過(guò)去完成的動(dòng)作對(duì)現(xiàn)在造成的影響或結(jié)果。,定義二：過(guò)去開(kāi)始的動(dòng)作一直持續(xù)到現(xiàn)在或有可能繼續(xù)下去。,have met,have played,has cooked,have studied,have seen,havent visited,havent done,用法小竅門：描述過(guò)去的動(dòng)作，若句中有yesterday , last week, three days ago, in 1996等過(guò)去時(shí)間就一定用一般過(guò)去時(shí)。若 沒(méi)有常用現(xiàn)在完成時(shí)。所以When問(wèn)句不能用現(xiàn)在完成時(shí)。 A：Have you finished your homework yet? B: Yes, I have. A: When did you finish it? B: Yesterday evening.,Further Understanding 代言詞,Lets read them!,I have seen Avatar.,She has already written 3 books .,I havent seen the movie yet .,Have you ever seen a sign like this ?,I have never seen a kangaroo.,How long have you studied in Huangguang Middle School Guangzhou Branch?,肯定句,否定句,一般疑問(wèn)句,特殊疑問(wèn)句,現(xiàn)在完成時(shí)的代言詞： 1. already（已經(jīng)）/just（剛剛）：用于肯定句中 2. yet（還）: 用于否定句和疑問(wèn)句句尾 3. ever（曾經(jīng)）：用于疑問(wèn)和否定句中。 4. never（從不）: 表示否定,二、用never, ever, already, just, yet, for填空： 1. I have _ seen him before, so I have no idea about him. 2. Jack has _ finished his homework. 3. Mr. Wang has taught in this school _ ten years. 4. “Have you _ seen the film?” “No, I have _ seen it.” 5. “Has the bus left _?” “Yes, it has _ left.”,never,already/just,for,ever,never,yet,just/alreay,already(已經(jīng)) 肯中 yet(已經(jīng)) 問(wèn)否尾 just(剛剛)肯中 ever(曾經(jīng))問(wèn)中 never（從不）,for / since 的區(qū)別,1.for+時(shí)間段 for many years, for a long time 2.since+時(shí)間點(diǎn) since 1998, since last year 3.since+時(shí)間段+ago since three years ago 4.since+句子(一般過(guò)去時(shí)） since I moved here.,My family have lived here for many years. I havent lived in my hometown since 2008. She has learnt English since five years ago. He has had the house since he moved here.,for+ 時(shí)間段 since+過(guò)去時(shí)間 since+過(guò)去句子,1)We have lived here _ 2001. 2) I have been a teacher _ ten months. 3) They have known each other _ more than five years. 4) I have been at this school _ six years ago. 5) She has sent some information to Tom _ Tom went to school. 6) I will stay in the hotel _ a week.,since,for,for,since,since,for,Fill in the sentences with for or since.,for+ 時(shí)間 ，since+過(guò)去時(shí)間，since+過(guò)去句子,Sentence Pattern 句式,I have eaten lunch.,She has eaten lunch.,He has eaten breakfast.,肯定句: 主語(yǔ)+have/ has done +賓語(yǔ)+其他。,They have eaten supper .,我已經(jīng)吃了午飯。( eat-ate-eaten),她已經(jīng)吃了午飯。( eat-ate-eaten),他已經(jīng)吃了早飯。( eat-ate-eaten),他們已經(jīng)吃了晚飯。( eat-ate-eaten),I have not (=havent) seen the film.,She has not (=hasnt) seen the film.,I havent eaten supper. He hasnt changed his idea. My mother hasnt come back home.,否定句: 主語(yǔ)+have not (havent) +done+賓語(yǔ)+其他。 三單主語(yǔ)+has not (hasnt) +done+賓語(yǔ)+其他。,我沒(méi)有看過(guò)這部電影。( see-saw-seen),她沒(méi)有看過(guò)這部電影。( see-saw-seen),我還沒(méi)有吃晚飯。( eat-ate-eaten),他還沒(méi)有改變他的主意。( change-changed),我媽媽還沒(méi)有回來(lái)。(come-came - come),Ive already had dinner. I _ _ dinner _. 2. He has just finished his homework. He _ _ his homework _. 3. Mums cooked the dinner. Mum _ _ the dinner. 4. Susans learned English at school. Susan _ _ English at school.,havent,had,yet,hasnt,finished,yet,hasnt cooked,hasnt,learned,把下列句子改為否定句,Have you had breakfast? No, I havent.,Have you known Sandy for a long time? Yes, I have. Has she eaten anything since 9:00 a.m? No, she hasnt.,一般疑問(wèn)句： Have/has +主語(yǔ)+過(guò)去分詞 +賓語(yǔ)+其他？ 回答： Yes,主語(yǔ)+have / has. No, 主語(yǔ)+havent / hasnt.,你吃早飯了嗎？不，沒(méi)有。(have-had-had),你認(rèn)識(shí)Sandy很長(zhǎng)時(shí)間了嗎？ 是的。( know- knew- known),自早上九點(diǎn)鐘以來(lái)她吃過(guò)東西了嗎？ 不，她沒(méi)有。(eat-ate- eaten ),Ive already had dinner. 2. He has just finished his homework. 3. Mums cooked the dinner. 4. Susans learned English at school.,Have you had dinner yet ?,Has he finished his homework yet?,Has mum cooked the dinner?,Has Susan learned English at school?,把下列句子改為一般疑問(wèn)句,Ive = I have,Mums = Mum has,Susans = Susan has,用所給動(dòng)詞的適當(dāng)形式填空。 1.I (teach)Enghish in this school since 1997. 2.Lilei (keep) the library book for five days. 3.Kate (see) her grandmother's photo before. 4. So far ,we (build) thousands of Buildings in Fuzhou. 5. I ( be) to Beijing already.,have built,have been,has kept,have taught,has seen,So far we have planted many trees. He has just come back. They have already built many buildings in this city. Someone has just broken the window. I have already lost the key. I havent read that book yet .,現(xiàn)在完成時(shí)的用法:翻譯大比拼1,1. 到目前為止我們已經(jīng)植了很多樹(shù)。（planted),2. 他剛剛回來(lái)。(come-came-come),3. 他們已經(jīng)在這個(gè)城市建了很多樓。(build-built-built),4. 有人剛剛打破了窗戶。(break-broke-broken),5. 我已經(jīng)丟了鑰匙。( lose-lost-lost）,6. 我還沒(méi)有讀那本書(shū)。(read-read-read),She has learned English for 5 years. We haven't seen each other for a long time. She has been here since 1989. I have been here since five months ago. Great changes have taken place since you left. He has lived in Beijing since he was born .,現(xiàn)在完成時(shí)的用法:翻譯大比拼2,1. 他學(xué)英語(yǔ)已經(jīng)學(xué)了5年了。(learn-learnt-learnt),2. 我們很長(zhǎng)時(shí)間沒(méi)相互見(jiàn)面了。(see-saw-seen),3. 自從1989年以來(lái)她就在這。(be-was/were -been),4. 自從5個(gè)月前我就在這。(be-was/were -been),5. 自從你離開(kāi)以來(lái)就發(fā)生了很大的變化。(take-took-taken),6. 自從他出生以來(lái)他就生活在北京。(live-lived),過(guò)去分詞的構(gòu)成,learn - learnt/learned- learnt/ learned,be - was/were- been,introduce - introduced,have / has - had- had,make - made- made,eat- ate - eaten,see- saw- seen,come- came - come,build - built - built,break-broke-broken,lose - lost - lost,read read - read,take - took-taken,live - lived,plant - planted,know - knew- known,sing- sang- sung,study - studied,help - helped,do/ does - did- done,plan - planned,Ready?,規(guī)則動(dòng)詞過(guò)去式、過(guò)去分詞變化規(guī)則： workworked,worked 1）一般在動(dòng)詞詞尾加ed。 change - changed, changed 2）如果動(dòng)詞以字母e結(jié)尾，直接在詞尾加d。 plan- planned, planned 3）如果動(dòng)詞是一個(gè)輔音字母結(jié)尾的重讀閉音節(jié) 單詞，要雙寫(xiě)這個(gè)輔音字母，再加ed。 carry-carried, carried 4）如果動(dòng)詞是以輔音字母加y結(jié)尾，要變y為i 再加ed。,不規(guī)則動(dòng)詞： 一、 原形、過(guò)去式和過(guò)去分詞相同的動(dòng)詞 （A、A、A型） cost cost cost cut cut cut hit hit hit hurt hurt hurt let let let put put put read read read,2.（A、B、B型） bring-brought -brought buy boughtbought meet metmet build - built built catch - caught-caught feel felt felt find found found keep kept kept leave left left make made - made,3.（A、B、A型） becomebecamebecome comecamecome runranrun,4.（A、A、B型） beatbeatbeaten,5）（A、B、C型） beginbeganbegun blowblewblown breakbrokebroken do/ does did done drink drank drunk eat ate- eaten fall - fell fallen give - gave given go went gone know knew known write- wrote - wirrten,學(xué)案Write down past tense and past participle of the following verbs. （寫(xiě)出下例動(dòng)詞的過(guò)去時(shí)和過(guò)去分詞）,work rain love change stop plan drop study carry,read teach see feel build leave think write do,worked worked,rained rained,loved loved,changed changed,stopped stopped,planned planned,dropped dropped,studied studied,carried carried,read read,taught taught,saw seen,felt felt,built built,thought thought,wrote written,did done,left left,have been 與have gone 的用法比較,have been to 意思是“到過(guò)，去過(guò)”，表示曾經(jīng)到過(guò)某處，但現(xiàn)在人不在那兒。 have gone to 意思是“去了”，表示已經(jīng)去了某地，現(xiàn)在人可能在去的途中或已在那兒了。 have been in 意思是“呆在某處一段時(shí)間了”,上一頁(yè),下一頁(yè),主菜單,比較have been to/in和have gone to,He has gone to Shanghai. 他(已經(jīng))去上海了。,He has been to Shanghai. 他(曾經(jīng)) 去過(guò)上海。,（他可能在去上海的路上，或是已到上海，反正人現(xiàn)在不在說(shuō)話現(xiàn)場(chǎng)）,（他現(xiàn)在已經(jīng)不在上海了）,He has been in Shanghai for many years. 他在上海很多年了。,（他現(xiàn)在在上?；蛟S將來(lái)還在）,have / has been (to) have / has gone (to),-,- Where is your father? - He isnt here now. He _ _ to work.,2. - Have you travelled abroad? - Yes, I _ _ to America twice.,has gone,have been,用Have been to, have gone to, have been in 填空,Mike and his parents _ the north for half a year. Mum is not at home now. she _ the shop. _ you ever _ to kunming ? Never. Where _ you _ these days? Has Jim arrived yet? Yes, he _ here for several days. Where is Peter? I dont know where he _. Hi Jim! Where _ you _ ? Li Lei is looking for you.,have been in,has gone to,have been,Have been,has been,has gone,have been,下一頁(yè),上一頁(yè),主菜單,Further study,當(dāng)句子包含的時(shí)間狀語(yǔ)含有since和for時(shí)，動(dòng)作必須用延續(xù)性動(dòng)詞。,I have bought the book for a week. I have had the book for a week.,buy是短暫性動(dòng)詞,have是延續(xù)性動(dòng)詞,非延續(xù)性動(dòng)詞又叫終止性動(dòng)詞或瞬間動(dòng)詞- -不能和一段時(shí)間連用,延續(xù)性動(dòng)詞-可以和一段時(shí)間連用,They have come here for two days.,They have been here for two days.,×,be是延續(xù)性動(dòng)詞,come是短暫性動(dòng)詞,×,5.短暫動(dòng)詞和 延續(xù)動(dòng)詞轉(zhuǎn)換,have,keep,be here,be away (from),be open/ be closed,be on,be over,be dead,have a cold,be interested in,be married,wear,be up,be awake,be asleep,be in=be a member of,be in/at,Choose the best answer,1 What a nice watch ！How long _ you _ it？ Just three weeks A will，buy B did，buy C have ，had 2 you _in Greener China for a long time？ Yes，I joined it five years ago A Have，been B Has ，joined C Have ，joined 3 Teacher Li Japan，he_ Japan for two years. A has been to，has been to B has gone to ，has been in C has gone to ，has been to 4 The students are sorry to hear that the famous singer for half an hour A has left B has been away C has gone away 5 I this book for two days ，I have to return it now A 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 ,visited 7 Mrs White _ in this school since she came here. A teaches B taught C has taught 8 No children_ football in the street since a car hit a boy last Sunday. A have played B played C playing 9 -Im sorry to keep you waiting. -Oh,not at all,I _ here only for a few minutes. A was B have been C will be 10 His grandfather since 1936. A died B has died C has been dead,（B）,（C）,（A）,（B）,（C）,現(xiàn)在完成時(shí) vs. 一般過(guò)去時(shí),I have studied History for two years. I had a History lesson yesterday. I have learnt a lot about Greek history. I read the story of the Trojan War last week.,We use (the present perfect tense/ the simple past tense) to talk about a past experience which has a connection to the present. We use (the present perfect tense/ the simple past tense) to talk about a completed action in the past.,I have lost my watch.,I lost my watch.,-,現(xiàn)在完成時(shí)表示過(guò)去發(fā)生的某一動(dòng)作對(duì)現(xiàn)在造成的影響或結(jié)果,強(qiáng)調(diào)與現(xiàn)在的關(guān)系,不能夠與in1998 ,three days ago 和just now 等明確的過(guò)去的時(shí)間狀語(yǔ)連用.,一般過(guò)去時(shí)只是表示動(dòng)作是發(fā)生在過(guò)去,和現(xiàn)在并沒(méi)有什么直接與必然的聯(lián)系, 因此一般過(guò)去是可以和表示明確的過(guò)去的時(shí)間狀語(yǔ)連用.,現(xiàn)在完成時(shí) vs. 一般過(guò)去時(shí),Read and complete,B1 Read the following conversation between the captain and a soldier from the story “The Trojan horse”. Complete it with the correct tenses of the verbs in brackets.,have gone,left,came,have tried,have won,have left,didnt take,B2 Complete the diary below with the correct tenses of the verbs in brackets.,bought,went,opened,never been,have,visited,have seen,bought,have read,拓展句型,for + 時(shí)段 =since + 時(shí)間點(diǎn) It has been + 時(shí)間段 + since + 過(guò)去時(shí)態(tài)的句子。 時(shí)間段+ has passed+ since + 過(guò)去時(shí)態(tài)的句子。 Eg. She has learned English for 5 years. = She has learned English since 5 years ago. = It has been 5 years since she began to learn English. =Five years has passed since she began to learn English.,小試牛刀,寫(xiě)出下列句子的同義句，句數(shù)不限： 1.We haven't seen each other for a long time. 2. She has been here since 1989. 3. I have been here since five months ago. 4. Great changes have taken place since you left. 5. He has lived in Beijing since he was born .,學(xué)案練習(xí),Grammar學(xué)案 現(xiàn)在完成時(shí)的用法： 觀察一：Now we have planted all the trees. He has just come back. They have built many buildings in this city. 表示到現(xiàn)在為止 _或 _的動(dòng)作。 觀察二： Someone has broken the window. (窗戶現(xiàn)在是壞的) I have already lost the key. (我現(xiàn)在沒(méi)有鑰匙) I havent read that book yet . (不了解書(shū)的內(nèi)容) I have just cleaned my hands. (手是干凈的) 表示過(guò)去發(fā)生的動(dòng)作,強(qiáng)調(diào)_ _或_。 常與_(已經(jīng)肯定),_(已經(jīng)否定), _(剛剛), _(曾經(jīng))等詞連用. 觀察三：She has learned English for 5 years. He has lived in Beijing since he was born. Has he lived in Shenzhen since 4 years ago? 表示過(guò)去已經(jīng)開(kāi)始, 持續(xù)到現(xiàn)在, 也許還會(huì)繼續(xù)下去的動(dòng)作或狀態(tài)，常與包括現(xiàn)在在內(nèi)的一段時(shí)間的狀語(yǔ)連用。 常與_, _ _引導(dǎo)的時(shí)間短語(yǔ)或從句連用.,yet,結(jié)束,對(duì)現(xiàn)在的結(jié)果,影響,already,for + 時(shí)段,just,ever,完成,since+過(guò)去句子或時(shí)間,二，基本結(jié)構(gòu)：主語(yǔ)+ _ _ + _ _ (done) 肯定句：主語(yǔ)+have/has+過(guò)去分詞+其他 否定句：主語(yǔ)+ _ _+ _+ _ _+其他 一般疑問(wèn)句：_+主語(yǔ)+ _ _+其他？ 特殊疑問(wèn)句：特殊疑問(wèn)詞+一般疑問(wèn)句（have/has+主語(yǔ)+過(guò)去分詞+其他） 練習(xí)一：根據(jù)要求填空 He has finished his homework. He _ _ his homework yet (變成否定句） _ _he_ _his homework yet？(變成一疑問(wèn)句） _ _ ( 肯定回答） _ _(否定回答） _(就劃線部分提問(wèn)) 練習(xí)二：用所給動(dòng)詞的適當(dāng)形式填空。 1. I _ _(teach) English in this school since 1997. 2. Lilei_ _(keep) the library book for five days. 3. Kate_ _ (see) her grandmother's photo before. 4. So far , we_ _(build) thousands of Buildings in Fuzhou. 5. I_ _( be) to Beijing already.,have / has,過(guò)去分詞,have / has,have / has,過(guò)去分詞,過(guò)去分詞,has not finished,not,Has finished,Yes, he has .,No, he hasnt .,what has he finished?,have taught,has kept,has seen,have built,have been,already 已經(jīng),yet 還， 仍然,just 剛剛,ever 曾經(jīng),never 從不,before 以前,since 自以來(lái),for .,recently 近來(lái),so far 到目前為止,課測(cè) 一用括號(hào)里的單詞正確形式填空。 1. I_ already _ (see) the film. I _ (see) it last week. 2. _ he _ _ (finish) his work today? Not yet. 3. My father _ just _ (come) back from work. He is tired now. 4. Wheres Li Ming ? He _ (go) to the teachers office. 5. I _ (work) here since I _ (move) here in 1999. 6. So far I _(make) quite a few friends here. 7. How long _ the Wangs _(stay) here ? For two weeks. 8. I _ just _ (finish) my homework. 9. He _ (go) to school on foot every day. 10._ you _ (find) your science book yet? 11. If it _ (be) fine tomorrow, I'll go with you. 12. The students _ (read) English when the teacher came in. 13. Look! The monkey _ (climb) the tree. 14. My mother _ (come) to see me next Sunday. 15. I've lost my pen. _ you _ (see) it anywhere?,have seen,saw,Has finished,has come,has gone,have worked,moved,have made,have stayed,have finished,goes,Have found,is,were reading,is climbing,will come,Have seen,( )1. Have you _ travelled by train? Yes, I have. A. never B. ever C. just D. yet ( )2. Have you finished your homework？ Not _. A. yet B. already C. ever D. just ( )3. We havent studied Unit 6 _. A. never B. ever C. already D. yet ( )4. Have you _ learnt English? Yes, Ive _ learnt a lot. A. never; ever B. ever; never C. ever; already D. never; already 5. Have you handed in your homework _? Yes, Ive done that _. A. yet; already B. already; yet C. ever; never D. still; just ( )6. Johns father _ borrowed some pictures. A. have already B. has just C. have ever D. has yet ( )7. He _ returned the book to the library yet. A. has B. hasnt C. does D. doesnt ( ) 8.Our country _ a lot so far . Yes . I hope it will be even _ . . has changed ; well . changed ; good . has changed ; better . changed ; better,課外鞏固練習(xí),1. Im sorry youve missed the train. It _ ten minutes ago. A. has left B. left C. had left D. has been left 2. A: _ you ever _ to Singapore? B: Yes, I went there last year. A. Have; been B. Have; gone C. Did; go D. Are; going 3. A: I have completed my school work. B: When _ you _ it? have; finished B. do; finish C. did; finish D. will; finish,B,A,Exercises,C,when問(wèn)句不用現(xiàn)在完成時(shí),句中有過(guò)去的時(shí)間狀語(yǔ)就一定是一般過(guò)去時(shí),4 . A: John has already gone to England. B: When _ he _ there? A. will; go B. is; going C. did; go D. has; gone 5. A: Have you read this book? B: Yes, I _ it two weeks ago. A. am reading B. have read C. will read D. read,C,D,中 考 鏈 接,Im not hungry because I _ lunch already. (10年廣州) A. have B. had C. am having D. have had,中 考 鏈 接,2. -_ you _ the film Harry Potter 5 ? -Not yet. Ill see it this Sunday.(09年廣州) A. Did, see B. Are, seeing C. Have, seen D. Do, see,2.Sam _ Chinese since he came to China. He speaks Chinese well now.（09年上海） A. learns B. learned C. has learned D. will learn,中 考 鏈 接,_ many students in China ever _ to westerners before? (10年江西) A. Are, speaking B. Do, speak C. Did, speak D. Have, spoken,中 考 鏈 接,我女兒剛出去。 My daughter has just gone out. 我肯定我們已經(jīng)見(jiàn)過(guò)面。 Im sure weve already met. 牛奶的奶擠了嗎？ Have you milked the cow yet? 我還沒(méi)有吃早餐。 I havent had breakfast yet. 我從沒(méi)聽(tīng)說(shuō)過(guò)。 I have never heard that before.,1) 她剛吃過(guò)午飯。（指現(xiàn)在還不太餓） 2) 她剛吃了午飯。 3) 她這些日子都在練習(xí)游泳。 4) 她上周練習(xí)了游泳。,She has just had her lunch.,She had her lunch just now.,She has practised swimming these days.,She practised swimming last week.,1.They _ (完成)the project. 2. The meeting _.(還沒(méi)有開(kāi)始) 3. He _ (剛回來(lái)) back from America.,have already finished,hasnt begun yet,has just come,Exercises,