初二英語現(xiàn)在完成時課件

1、初二英語現(xiàn)在完成時初二英語現(xiàn)在完成時1module 3初二英語現(xiàn)在完成時初二英語現(xiàn)在完成時21. have you heard the latest news?2. some scientists have sent a spacecraft to mars.3. and have the astronauts discovered life on mars?4. but astronauts have already been to the moon.language practice初二英語現(xiàn)在完成時初二英語現(xiàn)在完成時3初二英語現(xiàn)在完成時初二英語現(xiàn)在完成時4grammar現(xiàn)在完成時用在什么

2、地方呢？現(xiàn)在完成時用在什么地方呢？當(dāng)我們要表達當(dāng)我們要表達“某人某人曾經(jīng)曾經(jīng)做過某做過某事事”, “某人某人已經(jīng)已經(jīng)做了某事做了某事”等意思時等意思時, 英英語要用語要用“現(xiàn)在完成時現(xiàn)在完成時”來表達。來表達。初二英語現(xiàn)在完成時初二英語現(xiàn)在完成時5 否定句否定句i have not worked.he/she has not worked.they have not worked. 肯定句肯定句i have worked.he/she has worked.they have worked.haventhasnthavent現(xiàn)在完成時的結(jié)構(gòu)：現(xiàn)在完成時的結(jié)構(gòu)：has/have + done (

3、動詞過去分詞動詞過去分詞)初二英語現(xiàn)在完成時初二英語現(xiàn)在完成時6現(xiàn)在完成時的肯定形式是：現(xiàn)在完成時的肯定形式是：現(xiàn)在完成時的一般疑問句形式是：現(xiàn)在完成時的一般疑問句形式是：she / he / it / 或人物的單數(shù)形式或人物的單數(shù)形式 has done sthi/we/you/they或人物的復(fù)數(shù)形式或人物的復(fù)數(shù)形式 have done sth現(xiàn)在完成時的一般疑問句形式是：現(xiàn)在完成時的一般疑問句形式是：has done sth?she / he / it / 或或sb的單數(shù)形式的單數(shù)形式have done sth? i / we / you / they / 或或sb的復(fù)數(shù)形式的復(fù)數(shù)形式初二

4、英語現(xiàn)在完成時初二英語現(xiàn)在完成時7我父母曾經(jīng)坐船去大連旅游。我父母曾經(jīng)坐船去大連旅游。她已經(jīng)完成作業(yè)。她已經(jīng)完成作業(yè)。我父母未曾坐船去過大連旅游。我父母未曾坐船去過大連旅游。my parents have travelled to dalian by ship.she has done (finished) her homework.my parents havent travelled to dalian by ship.初二英語現(xiàn)在完成時初二英語現(xiàn)在完成時8她還沒有完成作業(yè)。她還沒有完成作業(yè)。你父母曾經(jīng)坐船去大連旅游嗎？你父母曾經(jīng)坐船去大連旅游嗎？她已經(jīng)完成作業(yè)了嗎？她已經(jīng)完成作業(yè)了嗎？h

5、ave your parents travelled to dalian by ship?has she done (finished) her homework?she hasnt done (finished) her homework.初二英語現(xiàn)在完成時初二英語現(xiàn)在完成時9要表達要表達“剛剛做完某事剛剛做完某事”、“已經(jīng)做完某事已經(jīng)做完某事”時，我們同樣可以用現(xiàn)在完成時。如時，我們同樣可以用現(xiàn)在完成時。如:i have just heard the news.astronauts have already been to the moon.可以可以看出看出，just 用來表示用來表示“剛

6、剛剛剛”，already 用來表示用來表示“已經(jīng)已經(jīng)”，一般置于一般置于have/has之之后，兩者都用于肯定句，后，兩者都用于肯定句，在否定句中則要在否定句中則要用用yet,表示表示“還（未）還（未）”。如：。如：the scientists havent heard from it yet.初二英語現(xiàn)在完成時初二英語現(xiàn)在完成時10 have been to 與與have gone to 的區(qū)別的區(qū)別 1. have (has) been to意為意為“曾經(jīng)去過某曾經(jīng)去過某地地”，表示現(xiàn)在已經(jīng)不在那里了?？杀硎粳F(xiàn)在已經(jīng)不在那里了?？膳c與just, ever, never等連用。等連用。如：如

7、：ive just been to the post office. 我剛才去郵局了。我剛才去郵局了。have you ever been to hangzhou? 你曾經(jīng)去過杭州嗎？你曾經(jīng)去過杭州嗎？mary has never been to the great wall. 瑪麗從未去過長城。瑪麗從未去過長城。初二英語現(xiàn)在完成時初二英語現(xiàn)在完成時11have (has) been to 后面可接次數(shù)，表示后面可接次數(shù)，表示去過某地幾次。去過某地幾次。ive been to beijing three times. 我去過北京三次。我去過北京三次。they have been to that

8、 village several times. 他們已經(jīng)去了那個村莊好幾次了。他們已經(jīng)去了那個村莊好幾次了。 have been to 與與have gone to 的區(qū)別的區(qū)別 初二英語現(xiàn)在完成時初二英語現(xiàn)在完成時122. have (has) gone to 意為意為“到某地去到某地去了了”，表示，表示到了某地或正在去某地的途到了某地或正在去某地的途中。總之，說話時該人不在現(xiàn)場中?？傊?，說話時該人不在現(xiàn)場，一般，一般不用第一、第二人稱代詞作句子的主語。不用第一、第二人稱代詞作句子的主語。如：如： where is tom? 湯姆在哪里？湯姆在哪里？ he has gone to the b

9、ookshop. 他到書店去了。他到書店去了。 have been to 與與have gone to 的區(qū)別的區(qū)別 初二英語現(xiàn)在完成時初二英語現(xiàn)在完成時13與現(xiàn)在完成時連用的幾個副詞：與現(xiàn)在完成時連用的幾個副詞：肯定句肯定句:疑問句和否定句疑問句和否定句: yet 常置于句末常置于句末already, never, ever, just一般置于一般置于 助動詞助動詞have/has之后，過去分詞之前之后，過去分詞之前。already, just, ever, yet, never already, just ever, yet, never初二英語現(xiàn)在完成時初二英語現(xiàn)在完成時14a: hav

10、e you ?b: yes, / no, (using already, just, ever, yet, never)初二英語現(xiàn)在完成時初二英語現(xiàn)在完成時151. they havent been to mars. ( yet ) _2. many astronauts have visited the space station. ( already ) _ _many astronauts have already visited the space station.they havent been to mars yet.put the words in the correct pla

11、ce in each sentence.初二英語現(xiàn)在完成時初二英語現(xiàn)在完成時163. the spacecraft has reached mars. ( just ) _.4. weve known that there isnt any life on the moon. ( already ) _ _.the spacecraft has just reached marsweve already known that there isnt any life on the moon初二英語現(xiàn)在完成時初二英語現(xiàn)在完成時175. we have started to look at othe

12、r planets. ( just ) _ _.6. the space shuttle has returned from a visit to the space station.( just ) _ _.we have just started to look at other planetsthe space shuttle has just returned from a visit to the space station初二英語現(xiàn)在完成時初二英語現(xiàn)在完成時18 we / just / tv / programme / on / a / watch / have /. _ _.we

13、 have just watched a programme on tv put the words in order to make sentences.初二英語現(xiàn)在完成時初二英語現(xiàn)在完成時192. on / discovered / yet / life / they / mars / havent /. _ _3. already / astronauts / landed / moon / on / the / have. _ _they havent discovered life on mars yet.astronauts have already landed on the m

14、oon.初二英語現(xiàn)在完成時初二英語現(xiàn)在完成時20look at these sentences.the astronauts have gone to the space station.theyve gone there, but they havent come back. the astronauts have been to the space station.they went there and they came back.初二英語現(xiàn)在完成時初二英語現(xiàn)在完成時211. astronauts have been / gone to the moon and returned saf

15、ely.2. the spacecraft has been / gone into space. it wont return.3. the space shuttle has been / gone to the space station. it will come back tomorrow.4. the space shuttle has been / gone to the space station. it brought back two astronauts.choose the correct words.初二英語現(xiàn)在完成時初二英語現(xiàn)在完成時22complete the s

16、entences with the expressions in the box.1. a spacecraft _to mars. its coming back to earth next year.2. lots of astronauts _to the space station. they found it very interesting.has gonehave beenhave / has been have / has gone初二英語現(xiàn)在完成時初二英語現(xiàn)在完成時233. some american astronauts_ to the moon several times

17、. 4. a british astronaut _ to the space station. hell come back in january.have beenhas gone初二英語現(xiàn)在完成時初二英語現(xiàn)在完成時24complete the passage with the correct form of the verbs.nicky: ive just (1)_ (see) a great tv programme about space. did you know that scientists have (2)_ (discover) water on mars?seendis

18、covered初二英語現(xiàn)在完成時初二英語現(xiàn)在完成時25bill: no! really? thats very interesting. (3)_ they _ (try) to find life on mars?nicky: well, theyre looking for life but they (4) _ (not find) anything yet.have triedhavent found初二英語現(xiàn)在完成時初二英語現(xiàn)在完成時26bill: theyve already (5)_ (find) that theres no life on the moon.nicky: ye

19、s, thats right. so far theres only life on earth.found初二英語現(xiàn)在完成時初二英語現(xiàn)在完成時27complete the passage with the words in the box.dear diary,ive (1)_ finished reading a great book at school. i havent (2)_ anything as good as that for a long time! it is a book about the solar system. it is so good readjustalr

20、eady been havent just never read written yet初二英語現(xiàn)在完成時初二英語現(xiàn)在完成時28that ive (3)_ asked the library to keep the next book for me! in the book, it says that astronauts have (4)_ to mars and even to jupiter. ive (5)_ read that before! i think theyre keeping it secret! i (6)_ met anyone famous in my life b

21、ut i hope one day ill meet a real astronaut. alreadybeenneverhavent初二英語現(xiàn)在完成時初二英語現(xiàn)在完成時29ive (7) _ to nasa to ask them for more information about astronauts and space. i hope they write back. they havent (8) _, but im sure they will soon.best wishes,marywrittenyet初二英語現(xiàn)在完成時初二英語現(xiàn)在完成時30listen to this int

22、erview and choose the correct answers.初二英語現(xiàn)在完成時初二英語現(xiàn)在完成時31(1) the astronaut joined nasa _. a) four years ago b) six years ago c) seven years ago (2) the astronaut has flown in a spacecraft _. a) once b) three times c) four times初二英語現(xiàn)在完成時初二英語現(xiàn)在完成時32 (3) the astronaut has been to the space station _.

23、a) once b) twice c) ten times(4) the astronaut has been seen_. a) the earth from the space station b) the moon from the space station c) the earth from the moon初二英語現(xiàn)在完成時初二英語現(xiàn)在完成時33 (5) when he was on the space station the astronaut thought about his family _ a) all the time b) several times c) from

24、time to time 初二英語現(xiàn)在完成時初二英語現(xiàn)在完成時34solar systemmilky way spacemissionunmannedspace shuttleastronaut exploreword mapdiscoverfindspacecraftgalaxyspace stationdiscover find galaxy spacecraft space station初二英語現(xiàn)在完成時初二英語現(xiàn)在完成時35individual activityexercise check answers初二英語現(xiàn)在完成時初二英語現(xiàn)在完成時36 many students like

25、writing a _ every day.2. most of the children dont want o tell _ to their parents. 從方框中選擇適當(dāng)?shù)膯卧~并用其正從方框中選擇適當(dāng)?shù)膯卧~并用其正 確形式完成句子。確形式完成句子。even real secret twice diarydiarysecrets初二英語現(xiàn)在完成時初二英語現(xiàn)在完成時373. have you been to shanghai _? yes, i have. 4. are there any spidermen in the _ world?5. now the air in our h

26、ometown is _ worse than it was before. so we must do something to stop it.twicerealeven初二英語現(xiàn)在完成時初二英語現(xiàn)在完成時38 peter, have you finished your homework? yes, miss lin. ive _ finished it.2. what are you going to do this sunday? i havent decided _. 3. shall i tell sally about it? no, you neednt. ive told h

27、er _. 用用already，yet 和和just完成句子。完成句子。justyetalready初二英語現(xiàn)在完成時初二英語現(xiàn)在完成時394. mr smith phoned you _ now. he asked you to call him back.5. have you read the book who moved my cheese? yes, i have _ read it several times.6. have you visited mountain tai _? yes, i went there last week.alreadyyetjust 初二英語現(xiàn)在完成時初二英語現(xiàn)在完成時401. wheres uncle black? i cant find him. he _ _ (go) to sichuan to help people in a disaster area (災(zāi)區(qū)災(zāi)區(qū)).2. _ you ever _ (eat ) beijing roast duck? yes. its delicious. 3. i have _ _ (not see) water margin (水滸水滸) . really? i _ (see) it yesterday.iii. 用括號內(nèi)所給動詞的