人教版八年級下冊 Unit 8 Have you read Treasure Island yet Period 4 課件 (共57張PPT)

1、Unit 8Have you read Treasure Island yet?Period 4Unit 8Have you read Treasure Island yet?Period 4Your GoalsBy the end of this period, you will be able to1) learn about the past participle forms of verbs;2) know the structure and functions of the Present Perfect Tense;3) use “already” and “yet” in the

2、 Perfect Tense;4) identify the differences between the Present Perfect Tense and the Past Simple Tense.Grammar focusHave you read Little Women yet?Yes, I have./ No, I havent.Has Tina read Treasure Island yet?Yes, she has. She thinks its fantastic.Have you decided which book to write about yet?Yes, I

3、 have. Ive already finished reading it. It was really good.Grammar focusHave you read Little Women yet?Yes, I have./ No, I havent.Has Tina read Treasure Island yet?Yes, she has. She thinks its fantastic.Have you decided which book to write about yet?Yes, I have. Ive already finished reading it. It w

4、as really good.主語 + have / has + 動(dòng)詞的過去分詞Read and find the similar sentence structures.Present Perfect Tense Present Perfect Tense 現(xiàn)在完成時(shí)態(tài)現(xiàn)在完成時(shí)態(tài)主語 + have / has + 動(dòng)詞的過去分詞 a. 表示過去發(fā)生或已經(jīng)完成的動(dòng)作對現(xiàn)在造成的影響或結(jié)果； b. 表示開始于過去某一時(shí)間且持續(xù)到現(xiàn)在的動(dòng)作。Present Perfect Tense Present Perfect Tense 現(xiàn)在完成時(shí)態(tài)現(xiàn)在完成時(shí)態(tài)主語 + have / has + 動(dòng)詞的過

5、去分詞 a. 表示過去發(fā)生或已經(jīng)完成的動(dòng)作對現(xiàn)在造成的影響或結(jié)果； b. 表示開始于過去某一時(shí)間且持續(xù)到現(xiàn)在的動(dòng)作。Present Perfect Tense Present Perfect Tense 現(xiàn)在完成時(shí)態(tài)現(xiàn)在完成時(shí)態(tài)主語 + have / has + 動(dòng)詞的過去分詞：Present Perfect Tense Present Perfect Tense 現(xiàn)在完成時(shí)態(tài)現(xiàn)在完成時(shí)態(tài)：助動(dòng)詞Present Perfect Tense Present Perfect Tense 現(xiàn)在完成時(shí)態(tài)現(xiàn)在完成時(shí)態(tài)主語 + have / has + 動(dòng)詞的過去分詞： I have already fi

6、nished reading it.finish-finished-finishedPresent Perfect Tense Present Perfect Tense 現(xiàn)在完成時(shí)態(tài)現(xiàn)在完成時(shí)態(tài)主語 + have / has + 動(dòng)詞的過去分詞：decide-decided-decidedbe-was / were-beenfind-found-foundbring-brought-broughtlose-lost-lostteach-taught-taughtcut-cut-cutread-read-readPresent Perfect Tense Present Perfect Ten

7、se 現(xiàn)在完成時(shí)態(tài)現(xiàn)在完成時(shí)態(tài)finish-finished-finished kill-killed-killedstop-stopped-stopped die-died-diedstudy- studied-studied 過去分詞的變化：規(guī)律變化Present Perfect Tense Present Perfect Tense 現(xiàn)在完成時(shí)態(tài)現(xiàn)在完成時(shí)態(tài)read-read-read put-put-putcut-cut-cut hurt-hurt-hurtlet-let-let cost-cost-cost 過去分詞的變化：不規(guī)律變化A-A-APresent Perfect Tens

8、e Present Perfect Tense 現(xiàn)在完成時(shí)態(tài)現(xiàn)在完成時(shí)態(tài)think-thought-thought find-found-foundteach-taught-taught lose-lost-lostbuy-bought-bought tell-told-toldbring-brought-brought meet-met-met過去分詞的變化：不規(guī)律變化A-B-BPresent Perfect Tense Present Perfect Tense 現(xiàn)在完成時(shí)態(tài)現(xiàn)在完成時(shí)態(tài)see-saw-seen go-went-gonedo-did-done take-took-taken

9、drink-drank-drunkchoose-chose-chosen過去分詞的變化：不規(guī)律變化A-B-CPresent Perfect Tense Present Perfect Tense 現(xiàn)在完成時(shí)態(tài)現(xiàn)在完成時(shí)態(tài)run-ran-run come-came-comebecome-became-become過去分詞的變化：不規(guī)律變化A-B-APresent Perfect Tense Present Perfect Tense 現(xiàn)在完成時(shí)態(tài)現(xiàn)在完成時(shí)態(tài)regular構(gòu)成規(guī)則與過去式一致irregularA-A-AA-B-BA-B-CA-B-A過去分詞的變化：Write down the c

10、orrect forms of verbs. 1. Excuse me. Have you (see) my dictionary?2. Have you (find) your wallet yet?3. I have (put) on my coat. seenfoundputPresent Perfect Tense Present Perfect Tense 現(xiàn)在完成時(shí)態(tài)現(xiàn)在完成時(shí)態(tài)句式：肯定式 I / You / We / They have done the work.He / She / It has done the work.they have= theyvehe has =

11、 hesPresent Perfect Tense Present Perfect Tense 現(xiàn)在完成時(shí)態(tài)現(xiàn)在完成時(shí)態(tài)句式：否定式 I / You / We / They have not done the work.He / She / It has not done the work.have not = haventhas not = hasntPresent Perfect Tense Present Perfect Tense 現(xiàn)在完成時(shí)態(tài)現(xiàn)在完成時(shí)態(tài)句式：一般疑問句及回答Have I / you / they done the work?Yes, you / I / we / t

12、hey have.No, you / I / we / they havent.Present Perfect Tense Present Perfect Tense 現(xiàn)在完成時(shí)態(tài)現(xiàn)在完成時(shí)態(tài)句式：一般疑問句及回答Has he / she / it done the work?Yes, he / she / it has.No, he / she / it hasnt.Present Perfect Tense Present Perfect Tense 現(xiàn)在完成時(shí)態(tài)現(xiàn)在完成時(shí)態(tài)句式：特殊疑問句I have done the work.What have you done?Present Pe

13、rfect Tense Present Perfect Tense 現(xiàn)在完成時(shí)態(tài)現(xiàn)在完成時(shí)態(tài)意義： a. 表示過去過去發(fā)生或已經(jīng)完成的動(dòng)作對現(xiàn)在現(xiàn)在造成的影響或結(jié)果； b. 表示開始于過去某一時(shí)間且持續(xù)到現(xiàn)在現(xiàn)在的動(dòng)作。Present Perfect Tense Present Perfect Tense 現(xiàn)在完成時(shí)態(tài)現(xiàn)在完成時(shí)態(tài)a. 表示過去過去發(fā)生或已經(jīng)完成的動(dòng)作對現(xiàn)在現(xiàn)在造成的影響或結(jié)果；pastI had breakfast.Im not hungry now. nowI have just had my breakfast. 現(xiàn)在我不餓。a. 常和recently, just, al

14、ready, never, ever, yet, so far, before,times(次數(shù))等狀語連用。 多強(qiáng)調(diào)動(dòng)作完成，不強(qiáng)調(diào)動(dòng)作的持續(xù)。Present Perfect Tense Present Perfect Tense 現(xiàn)在完成時(shí)態(tài)現(xiàn)在完成時(shí)態(tài)e.g. Have you _read this book? I have _ read this book. I havent read this book _.everalreadyyet常見的時(shí)間狀語：1. Has he ever seen this film? 2. He has already seen this film.3.

15、He has just seen this film.4. He hasnt seen this film yet. 5. He has seen 50 films so far. 6. She hasnt seen this film before.7. I have seen this film twice.“已經(jīng)”，肯定句“剛剛”，肯定句“還”，疑問句 / 否定句“曾經(jīng)”，疑問句 / 肯定句“迄今為止”，句末“以前”，句末“次數(shù)”，句末Present Perfect Tense Present Perfect Tense 現(xiàn)在完成時(shí)態(tài)現(xiàn)在完成時(shí)態(tài)b. 表示開始于過去某個(gè)時(shí)間且持續(xù)到現(xiàn)在的

16、動(dòng)作。past I moved here in 1990.I still live here. nowI have lived here for 30 years.I have lived here since 1990 / 30 years ago.常見的時(shí)間狀語： b. for 和 since。動(dòng)作或狀態(tài)從過去一直持續(xù)到現(xiàn)在。 Present Perfect Tense Present Perfect Tense 現(xiàn)在完成時(shí)態(tài)現(xiàn)在完成時(shí)態(tài) (1) for + 表示一段時(shí)間的短語 (2) since + 表示過去時(shí)間點(diǎn)的詞語 (3) since + 表示過去時(shí)間的時(shí)間狀語從句常見的時(shí)間狀語：

17、 b. for 和 since。動(dòng)作或狀態(tài)從過去一直持續(xù)到現(xiàn)在。 Present Perfect Tense Present Perfect Tense 現(xiàn)在完成時(shí)態(tài)現(xiàn)在完成時(shí)態(tài)e.g. I have been a teacher _ 20 years. He has been at this school _ 1990. We have learned 2,000 English words _ we came to this school.forsincesince I have cleaned my room. 我已經(jīng)打掃過我的房間了。 I cleaned my room last we

18、ek. 我上周打掃了我的房間。(My room is clean now.)(I did it in the past.)現(xiàn)在完成時(shí)與一般過去時(shí)的區(qū)別 She has gone to Japan. 她已經(jīng)去日本了。 (She went to Japan and she isnt here now.)現(xiàn)在完成時(shí)與一般過去時(shí)的區(qū)別現(xiàn)在完成時(shí)與一般過去時(shí)的區(qū)別【現(xiàn)在完成時(shí)】 表示過去發(fā)生或已經(jīng)完成的動(dòng)作對現(xiàn)在造成的影響或結(jié)果，或從過去開始一直延續(xù)到現(xiàn)在的動(dòng)作或保持的狀態(tài)。 強(qiáng)調(diào)的是現(xiàn)在的情況，不能和表示過去的時(shí)間狀語連用。現(xiàn)在完成時(shí)與一般過去時(shí)的區(qū)別【一般過去時(shí)】 只表示過去的動(dòng)作或狀態(tài)。 不強(qiáng)調(diào)和

19、現(xiàn)在的關(guān)系（即動(dòng)作或狀態(tài)在現(xiàn)在已經(jīng)結(jié)束）。它可以和表示過去的時(shí)間狀語用。1. You neednt describe her. I her several times.A. have met B. met C. am meeting D. had met2. Miss Brown, we cleaning our classroom. Can we go home now?A. finish B. finishing C. are finished D. have finished3. I my homework; I guess I cant join you.A. dont finish

20、B. didnt finishC. havent finished D. wont finish4. - Who is Jerry Cooper? - ? I saw you shaking hands with him at the meeting.A. Dont you meet him yet? B. hadnt you met him yet?C. Didnt you meet him yet? D. Havent you met him yet?5. - Why not go into the classroom? - The door locked.A. have been B.

21、will be C. has been D. isUse the words in brackets to complete the conversations.I have just drunk some tea 1. A: Would you like something to drink? B: No, thanks. . (just / drink some tea)Use the words in brackets to complete the conversations.2. A: I heard you lost your key. ? (find) B：No, not yet

22、. Have you found it yetUse the words in brackets to complete the conversations.3. A: Do you know when Tom is leaving? B: . (already / leave) A: When ? (leave) B: This morning.He has already leftdid he leaveUse the words in brackets to complete the conversations.4. A: Is your sister going to the movi

23、es with us tonight? B: No. . (already / see the film)She has already seen the filmUse the words in brackets to complete the conversations.5. A: What do your parents think about our plan? B: I . (not / tell them / yet)havent told them yetFill in the blanks with the correct forms of the words in brack

24、ets.Sally (love) reading. In the morning, she reads the newspaper and in the evening she reads books. She already (read) more than 100 different books! Her favorite kind of books is science fiction. She is interested in science and technology and loves to imagine what the world (be) like in 50 years

25、. loveshasreadwill beShe (finish) reading a book about robots last week and _ (write) a book report about it next week for her French class. Every time she is in the library, Sally looks at the many books she (not read) yet and she cant wait to read them!finishedwill writehas not readFill in the bla

26、nks with the correct forms of the words in brackets.Make a list of the things you have done and the ones you havent done yet this week. Then ask another student.P64:3 you( ) students nameThings I have doneThings I havent doneExample: This week, I have done so many things. I have read 3 books But, I

27、still havent finished my planUseful expressionsMany songs these days are just ，such as the importance of money and success. success 名詞 succeed 動(dòng)詞 succeed in 在方面成功e.g. Confidence is the key to success. They built her up into a great success. If you succeed in your mission, you will be congratulated.Useful expressionsOliver Twist is about a boy who goes out to sea and finds an island full of treasures. (be) full of 充滿的 fill with 裝滿 be filled with = be full of e.g. The bottle is full of water. She always looks full of energy. The room is filled with heavy smoke.Useful expressionsTh