八年級(jí)下冊(cè)外研版英語(yǔ)Module2 現(xiàn)在完成時(shí).ppt

1、Module,2,Experiences,present(now),future,past,I am visiting the Great Wall now.,I will visit the Great Wall tomorrow.,I visited the Great Wall yesterday.,I have ever visited the Great Wall.,不同的時(shí)間要使用不同的動(dòng)詞時(shí)態(tài),visit,現(xiàn)在完成時(shí)(P103),用法：1.表示以前某個(gè)時(shí)間已經(jīng)發(fā)生的行為或 曾經(jīng)做過(guò)的事情對(duì)現(xiàn)在有某種影響。 I have already seen the film.我已經(jīng)看過(guò)這部電

2、影了。 I have ever travelled to Nanning Science Museum. I have just had lunch. 我剛剛吃過(guò)午餐。 2.表示到目前為止已經(jīng)完成的事情。 My uncle has travelled around the world.我叔叔已經(jīng)周游了世界。,肯定形式：主語(yǔ)(sb.) +has / have + v.過(guò)去分詞(done) .,1、我已經(jīng)踢過(guò)足球了。 2、他們已經(jīng)聽(tīng)過(guò)音樂(lè)了。 3、Mr. Peng已經(jīng)離開(kāi)北京了。 4、Lucy已經(jīng)讀過(guò)英語(yǔ)書(shū)了。 5、他已經(jīng)寫(xiě)完家庭作業(yè)了。,I have played football.,They

3、have listened to music.,Mr. Peng has left Beijing.,Lucy has read English book.,He has done homework.,否定形式:主語(yǔ)(sb.) +has / have + not + v.過(guò)去分詞(done).,1、I havent played football. 2、They havent listened to music. 3、Mr. Peng hasnt left Beijing. 4、Lucy hasnt read English book. 5、He hasnt done homework.,疑問(wèn)

4、形式： Has / have +主語(yǔ)+ v.過(guò)去分詞(done)？,1、Have you played football? Yes, I have./ No, I havent. 2、Have they listened to music？ Yes, they have./ No, they havent. 3、Has Mr. Peng left Beijing? Yes, he has./ No, he hasnt. 4、Has Lucy read English book? Yes, she has./ No, she hasnt. 5、Has he done homework? Yes,

5、 he has./ No, he hasnt.,過(guò)去分詞的構(gòu)成分為規(guī)則變化和不規(guī)則變化兩種：,規(guī)則變化: 一般情況下，在動(dòng)詞后直接加ed, 如 play-played，work-worked， visit- visited water-watered, finish-finished等; 以“輔音字母+ y”結(jié)尾的動(dòng)詞, 把y 變成i 再加ed, carry-carried study-studied等; 以一個(gè)輔音字母結(jié)尾的重讀閉音節(jié)的動(dòng)詞要雙寫(xiě)最后一個(gè)輔音字母，再加ed 如: stop-stopped， shop-shopped等。,不規(guī)則變化：見(jiàn)不規(guī)則動(dòng)詞表 點(diǎn)擊不規(guī)則動(dòng)詞表,I hav

6、e _ (watch) the football match. Have you ever _(play) the piano? - Have you _(finish) your homework? - Yes, I have. - Has she ever _(travel) around the world? - No, she hasnt. My father has ever _(visit) the Great Wall. The English teacher has _(work) here for 12 years. We have _ (study) English for

7、 one and a half years. They have just _ (shop) many things on the Internet.,watched,played,finished,travelled,visited,worked,studied,shopped,動(dòng)詞過(guò)去分詞done的變化規(guī)則,2. 不規(guī)則動(dòng)詞的過(guò)去分詞形式需要特殊記憶。如： am/is - was/ were - been drink- drank- drunk 詳見(jiàn)課本P126-P129,不規(guī)則動(dòng)詞表,Infinitive(原形) Past Tense(過(guò)去式) Past Participle(過(guò)去分詞)

8、 （一）ABC 型: be(am,is,are) was / were been beginbeganbegun bitebitbitten / bit breakbrokebroken choosechosechosen dodiddone,（二） ABB型: bringbroughtbrought buildbuiltbuilt buyboughtbought catchcaughtcaught dig(挖坑) dugdug feelfeltfelt fightfoughtfought,（三）AAB型: beat beatbeaten （四）ABA型: becomebecamebecome

9、 comecamecome runranrun （五）AAA型: costcostcost,（五）AAA型: cut cutcut hit hithit hurthurthurt letletlet putputput readreadread setsetset shutshutshut,練習(xí)1：,寫(xiě)出下列動(dòng)詞的過(guò)去分詞： put-hear-come- make-hurry-watch- swim-be-talk- want-study-stop- take-see-like-,Mother: John, clean your teeth please.,John: Mum, I have

10、cleaned them.,study for English test - for it tell me the truth - you everything visit your grandpa - him,Mother: John, clean your teeth, please.,John: Mum, I have cleaned them.,have studied,have told,have visited,練習(xí)2：現(xiàn)在完成時(shí)肯定句,Father: Tell your sister to buy some milk, John.,John: Oh, she has just(剛

11、剛) bought some.,Father: Tell your sister to buy some milk, John.,John: Oh, she has just bought some.,make some coffee - some call Mr. Smith - him dry her hair - hers,has made,has called,has dried,Practice,1、I _ _ any _ . 我沒(méi)有進(jìn)過(guò)任何的酒店。,2、He _ _ _ the blackboard today . 他今天上課沒(méi)看過(guò)黑板。,3、They _ _ _the city

12、. 她們從來(lái)沒(méi)來(lái)過(guò)城市旅游。,havent,entered,hotels,hasnt,looked,at,never,have,visited,Practice,4、_ you _ _ Kang Youweis house ? 你曾經(jīng)參觀過(guò)康有為故居嗎？,5、_ he _ _ this film ? 他曾經(jīng)看過(guò)這部電影嗎？,6、_ they _ _ writing competition ? 他們?cè)?jīng)參加過(guò)任何的寫(xiě)作比賽嗎？,Have,ever,visited,Has,watched,ever,Have,ever,entered,7. 你想和我們?cè)俪渣c(diǎn)東西嗎？ 不，謝謝。我剛剛才吃過(guò)午餐。 -

13、 Would you like to eat some food with us? - No, thanks. I _ just _ lunch. 8. 我已經(jīng)寫(xiě)完我的作業(yè)了。 I _ already _ doing my homework. 她從來(lái)沒(méi)有去過(guò)長(zhǎng)城旅游。 She _ never _ to the Great Wall.,表示自己曾經(jīng)的經(jīng)歷，不管是ever, already, just 還是never, 都必須放在have 與過(guò)去分詞的中間。,have had,have finished,has travelled,A: Have you ever,visited Beijing

14、?,travelled by plane?,entered a competition?,played football?,B: Yes, I have. I have visited Beijing.,No, I havent. I havent visited Beijing.,A: Has she/he visited/played/,C: Yes, she/he has. She/He has visited/,No, she/he hasnt. She /He hasnt visited,練習(xí)3：現(xiàn)在完成時(shí)疑問(wèn)句及否定句,Practice,1、I _ ever _ _ visit Guilin . 我曾經(jīng)想去桂林旅游。,2、_ _ todays football match . 他們已經(jīng)看了今天的足球比賽。,have,wanted,to,Theyve,watched,1.ever 曾經(jīng)（常用于現(xiàn)在完成時(shí)中 Have you ever done.?） 2.enter 參加 ( join / take part in ) petition 競(jìng)爭(zhēng)(enter/win a competition) 4.prize 獎(jiǎng)品 first prize 一等獎(jiǎng) (win the f