英語時態(tài)及相關(guān)習(xí)題大全

1、初中八種時態(tài)初中八種時態(tài)時態(tài)學(xué)習(xí)是英語學(xué)習(xí)重點，是學(xué)習(xí)其他語法的基礎(chǔ)，應(yīng)與重點學(xué)習(xí)。一般現(xiàn)在時態(tài)（一）定義表示經(jīng)常性或習(xí)慣性的動作，或存在的狀態(tài)，還表示主語具備的性格和能力及客觀真理。例：i get up at 6:30 in the morning . she is at home .(二)構(gòu)成 主要用動詞原形表示，當(dāng)主語是第三人稱單數(shù)時，在動詞詞尾加s/es。(三)句型 1、肯定句：主語+謂語+其他。 she reads english everyday . 2、否定句：主語+dont/doesnt+謂語+其他。 he doesnt get up at 6:30 in the mornin

2、g . 3、一般疑問句：do/does+主語+v原+其他？ do you like english ? yes ,i do ./no, i dont .一般現(xiàn)在時態(tài)4、特殊疑問句：特殊疑問詞+do/does+主語+v原+其他？ what time do you get up every morning ? where does your father work ?（三）用法 1、表示經(jīng)常性或習(xí)慣性的動作，或存在的狀態(tài)，帶與表示頻率的時間狀語如：often , sometimes , usually，always , everyday year，month） , once/twice a wee

3、k (month , year , etc.) , seldom , on sundays等連用。 i leave home for school at seven every morning . 2、表示客觀真理，科學(xué)事實、格言警句。 the sun rises in the east . 日出東方。 the earth goes around the sun . 地球繞著太陽轉(zhuǎn)。 ten minus two is eight. 十減二等于八。 light travels faster than sound . 光的速度比聲音的速度快。 the united states lies by t

4、he west coast of the pacific ocean. 美國位于太平洋西岸。 3、根據(jù)英文語法規(guī)定，當(dāng)主句的謂語動詞是一般將來時，那么時間或條件狀語從句的謂語動詞只能用一般現(xiàn)在時來表示將來要發(fā)生的動作。ill tell him the news when he comes back. 他回來時，我將告訴他這個消息。 if you come this afternoon, well have a meeting .4、僅為了描述狀態(tài)、性質(zhì)、特征、能力等等。這里的目的是為了描述現(xiàn)階段的動作或狀態(tài)，其重點不是強(qiáng)調(diào)動作發(fā)生的時間、或進(jìn)行的狀態(tài)。例如：he can speak five

5、foreign languages .他能說五種外語。that is a beautiful city .那是座美麗的城市。changjiang river is one of the longest rivers in the world. 長江是世界上最長的河流之一。 she majors in music .她主修音樂。 all my family love football .我全家人都喜歡足球。 my sister is always ready to help others . 我妹妹總是樂于助人。（四）動詞第三人稱單數(shù)形式變化規(guī)則 1、一般情況下，動詞后直接加-s;如：help-

6、helps ,clean-cleans ,give-gives等。 2、以s，x，ch，sh或o結(jié)尾的動詞，在詞尾加-es;如：dress-dresses,fix-fixes,watch-watches,finish-finishes等。 3、以輔音字母加y結(jié)尾的動詞，把y變?yōu)閕，再加-es;如：study-studies,fly-flies,carry-carries等。 4、動詞have遇在主語是第三人稱單數(shù)時，have改為has，如：he has an interesting book .5、動詞be遇有主語是第一人稱單數(shù)時，be改為am，遇有主語是第二人稱時，be改為are，遇有主語是

7、第三人稱單數(shù)時，be改為is 一般現(xiàn)在時練習(xí)題1i _(write) to you as soon as i _(get) to london. 2. he doeant feel well and _(not eat) any food this morning. 3. he _ not _(see) me come in, for he _(read) something with great interest. 4. i _(l;et) you have the book as soon as i _(finish) it. 5. while we _(wait) for our tea

8、cher, a little boy _(run) up to us. 6. dont make a niose. grandpa _(sleep). 7.its seven now, toms family_(watch) tv. 8. it _(take) me two hours to finish my homework last night. 9. what _ your mother _(do) at eight yesterday evening? she _(wash) clothes. 10. _ it _ (rain) when school was over yester

9、day? 11. what _(do) _ tomorrow? we _ (play) football. 12. there _ (be) a football match on tv this evening. 13. they said they _ (visit) the great wall the next summer holiday. 14. who _ (dance) the best in your class? 15. will you come if he _ (not come)? 16. the teacher told us the earth _ (move)

10、round the sun. 17she _ (buy) a sweater yesterday.18. they _ (have) a party in the garden if it _ (not rain) tomorrow. 19. i dont know if mr.wang _ (go) to shanghai tomorrow. if he _ (go), i _ (ask) him _ (take) some books to my daughter, because she _ (study) there. 一般現(xiàn)在時態(tài)單項選擇： 1.the students will g

11、o to the summer palace if it _ tomorrow. a.dont rain b. doesnt rain c. wont rain 2. there _ an english film next week. a. will have b. is going to have c. is going to be d. was going to be 3. the picture _ nice. a.looks b.is looked c.look d.is looking 4. she _ down and soon fell asleep. a. live b. l

12、ain c. laid d. lay 5. they _ the office at nine yesterday morning. a. reached to b. arrived c. went d. get to 6. we shall go to shanghai on business before you _ back next week. a. wil come b. came c. would come d. come 7. dont smoke until the plane _ off. a.takes b.took c.was taken d.is take 一般現(xiàn)在時態(tài)

13、 8. i saw her _ the room this morning. a.to enter b. entered c. enter d. enters 9.the teacher asked us _ to school on time. a. to come b.coming c.come d.comes 10. john is always _ others. a. help b. helping c. helps d. to help 11. he told us _ at eight. a. working b. to work c. work d. worked 12. yo

14、ud better _ at home and _ your homework. a. to stay, do b. stay, do c. to stay, to do d. stay, to do 13. he sat down _ a rest. a. having b. have c. to have d. had 14. uncle wang knows _ a washing machine. a. how to make b. to make c. how making d. what to make 15. jim decided _ polly to ling feng wh

15、en he was back to england. a. to leave b. left c. leaving d. leave一般過去時一般過去時（一）結(jié)構(gòu) 一般過去時用動詞的過去式表示。（如表所示）注：在一般過去時的句子中，謂語動詞可分為兩類一類是be動詞，其形式為was與第一、三人稱單數(shù)連用，were與第二人稱和復(fù)數(shù)人稱的主語連用。凡是由be動詞做謂語的句子，變否定句時，直接在其后加not,即wasnt 或werent，變一般疑問句將was/ were放在句首，句末用問號。另一類謂語動詞是由行為動詞來充當(dāng)，如stayedwentvisited等,這一類動詞做謂語時，可與任何人稱連用，

16、句子變否定時，要在主語后面，動詞的前面加didnt，動詞用原形；一般疑問句是把did提到句首，動詞用原形 基本結(jié)構(gòu)否定詞一般疑問句 be動詞 was/were+notwas或were提前，放于句首 行為動詞didnt+dodid+主語+do（動詞原形） i was in shanghai last year .i wasnt in shanghai last year . was you in shanghai last year ? he went to the park yesterday . he didnt go to the park yesterday ? did he go to

17、 the park yesterday ?（二）句式 1、肯定句：主語+動詞過去式+其他。 i was in beijing yesterday . i went to the beach yesterday . 2、否定句：主語+wasnt 或werent+其他。 主語+didnt + v原+其他。 i wasnt in beijing yesterday . i didnt go to the beach yesterday . 3、一般疑問句：was/ were+主語+v原+其他？ did +主語+v原+其他？ were you in beijing yesterday ? did yo

18、u go to the beach yesterday ? 一般過去時態(tài)4、特殊疑問句：特殊疑問詞+ was/ were+主語+其他？ 特殊疑問詞+did+主語+v原+其他？ where were you yesterday ? where did yougo yesterday ?（三）用法 1、表示過去某一時刻或某一段時間里所發(fā)生的動作或情況，常與明確的時間狀語連用，如：yesterday,last week(month , year),ago,the other day ,just now ,at the age of,in 1980等連用。如： at the age of ten ,s

19、he began to learn to play the piano . 2、表示過去經(jīng)常發(fā)生或反復(fù)發(fā)生的動作，常與表示頻度的時間狀語連用。 when i was a child ,i often play the football in the street . 3、在時間、條件狀語從句中，常用一般過去時態(tài)代替過去將來時。 he said he wouldnt go if it rained .（四）動詞過去式的規(guī)則變化1) 一般情況下, 在動詞原形末尾加-ed ; 如look-looked2) 結(jié)尾是字母e 的動詞加-d, 如 practice-practiced；3) 結(jié)尾是“輔音字母

20、+y” 的動詞, 變“y”為“i” 再加ed, 如study studied;4) 重讀閉音節(jié)結(jié)尾, 雙寫動詞尾的輔音字母，再加ed, 如stop stopped。一般過去時態(tài)不規(guī)則動詞表不規(guī)則動詞表infinitive past tense infinitive past tensecatch caught come camedo did draw drewdrink drank drive droveeat ate fall fell am is was are werebegin begun break brokebring brought build builtbuy bought c

21、an could動詞過去式的記憶口訣動詞一般過去時, 表示過去發(fā)生事；be用was或用were, have, has變had；謂語動詞過去式, 過去時間坐標(biāo)志；一般動詞加- ed, 若是特殊得硬記。否定句很簡單, 主語之后didnt添；疑問句也不難, did放在主語前；如果謂語之前有did, 謂語動詞需還原；動詞若是was, were, 否定就把not添。一般過去時態(tài)（練習(xí)） 1. i _ (watch) a cartoon on saturday.2. her father _ (read) a newspaper last night.3. we _ to zoo yesterday, w

22、e _ to the park. (go)4. _ you _ (visit) your relatives last spring festival?5. _ he _ (fly) a kite on sunday? yes, he _.6. gao shan _ (pull) up carrots last national day holiday.7. i _ (sweep) the floor yesterday, but my mother _.8. what _ she _ (find) in the garden last morning?she _ (find) a beaut

23、iful butterfly.9. it _ (be) bens birthday last friday 10. 10. we all _ (have) a good time last night.11. he _ (jump) high on last sports day. 12. 12. helen _ (milk) a cow on friday.13. she likes _ newspapers, but she _ a book yesterday. (read)14. he _ football now, but they _ basketball just now. (p

24、lay)15. jims mother _ (plant) trees just now.16. _ they _ (sweep) the floor on sunday? no, they _.17. i _ (watch) a cartoon on monday. 18 we _ (go) to school on sunday.19. it _ (be) the 2nd of november yesterday. mr white _ (go) to his office by car.20. gao shan _ (put) the book on his head a moment

25、 ago.21. dont _ the house. mum _ it yesterday. (clean)22. what _ you _ just now? i _ some housework. (do)23. they _ (make) a kite a week ago.一般將來時一般將來時 （一）概念表示將要發(fā)生的動作或存在的狀態(tài)。there will be an english party next saturday .we will come to see you tomorrow .（二）結(jié)構(gòu)1、由will +動詞原形構(gòu)成，其will適用于各種人稱，與主語連在一起時，常?？s寫

26、為ll。變否定句時，只需在will后加not，可縮寫為wont 。在疑問句中，will需提前，構(gòu)成will+主語+動詞原形的結(jié)構(gòu)。 he will arrive here this evening .他今晚抵達(dá)這里。2、shall+動詞原形（常用于主語為第一人稱）i shall / will not be free tomorrow .我明天沒空。3、be going to+動詞原形（打算、準(zhǔn)備做某事） he is going to spend his holidays in london . 他打算在倫敦度假 一般將來時態(tài) （三）用法 1、表示在將來某個時間將要發(fā)生的動作或存在的狀態(tài)，常與表

27、示將來的時間狀語，如：tomorrow, next day（week，month，year）， this evening (weekend ), in the future , in a few minutes， the day after tomorrow ,by， soon 等連用。 i will pay a visit to shanghai next week . i hope you wont be late next time . 2、當(dāng)主句為一般現(xiàn)在時，在以after,when,while,as soon as ,if ,unless等引導(dǎo)的時間或條件句中，要用一般現(xiàn)在時表將來。

28、 ill do it better if the teacher gives me another chance .一般將來時態(tài)一般將來時練習(xí)題一、單項選擇( ) 1. there _ a meeting tomorrow afternoon. a. will be going to b. will going to be c. is going to be d. will go to be( ) 2. charlie _ here next month. a. isnt working b. doesnt working c. isnt going to working d. wont wo

29、rk( ) 3. he _ very busy this week, he _ free next week. a. will be; is b. is; is c. will be; will be d. is; will be( ) 4. there _ a dolphin show in the zoo tomorrow evening. a. was b. is going to have c. will have d. is going to be( ) 5. -_ you _ free tomorrow? - no. i _ free the day after tomorrow.

30、a. are; going to; will b. are; going to be; will c. are; going to; will be d. are; going to be; will be( ) 6. mother _ me a nice present on my next birthday. a. will gives b. will give c. gives d. give( ) 7. - shall i buy a cup of tea for you? -_. （不，不要。） a. no, you wont. b. no, you arent. c. no, pl

31、ease dont. d. no, please.( ) 8. - where is the morning paper? - i _ if for you at once. a. get b. am getting c. to get d. will get( ) 9. _ a concert next saturday? a. there will be b. will there be c. there can be d. there are( ) 10. if they come, we _ a meeting. a. have b. will have c. had d. would

32、 have一般將來時態(tài) ( ) 10. if they come, we _ a meeting. a. have b. will have c. had d. would have( ) 11. he _ her a beautiful hat on her next birthday. a. gives b. gave c. will giving d. is going to giving( ) 12. he _ to us as soon as he gets there. a. writes b. has written c. will write d. wrote( ) 13. h

33、e _ in three days. a. coming back b. came back c. will come back d. is going to coming back( ) 14. if it _ tomorrow, well go roller-skating.a. isnt rain b. wont rain c. doesnt rain d. doesnt fine( ) 15. - will his parents go to see the terra cotta warriors tomorrow? - no, _ （不去）. a. they willnt. b.

34、they wont. c. they arent. d. they dont.( ) 16. who _ we _ swimming with tomorrow afternoon? a. will; go b. do; go c. will; going d. shall; go( ) 17. we _ the work this way next time. a. do b. will do c. going to do d. will doing( ) 18. tomorrow he _ a kite in the open air first, and then _ boating i

35、n the park.a. will fly; will go b. will fly; goes c. is going to fly; will goes d. flies; will go( ) 19. the day after tomorrow they _ a volleyball match.a. will watching b. watches c. is watching d. is going to watch( ) 20. there _ a birthday party this sunday. a. shall be b. will be c. shall going

36、 to be d. will going to be過去將來時過去將來時 表示過去的某時以后將要發(fā)生的動作。但這個將來時間絕不會延伸到“現(xiàn)在”；而僅限于“過去時間區(qū)域內(nèi)”。由此可以看出，含這個時態(tài)的句子常帶一個表示“過去某個時間點”的狀語。這個狀語或是一個短語，或是一個句子。這個時態(tài)常用于： a）賓語從句或間接引語中；b）表示過去習(xí)慣性的動作；c）表示過去情況中的“愿望”、“傾向”，多用于否定句。例如： a) when i thought about it , i wondered what their reaction would be . 當(dāng)我考慮這件事時，我想知道他們的反應(yīng)是什么。 sh

37、e told me that she would go on trip to europe the next day. 她告訴我，她第二天要去歐洲旅行 過去將來時態(tài)he didnt expect that we would all be there. 他沒料到我們會全在那兒。b) during that period , he would do morning-exercises every day. 在那段時間，他每天早鍛煉。whenever he had time, he would help his mother with some housework. 無論他什么時間有空,他總是幫他媽

38、媽干點家務(wù)活。c) no matter how difficult the work was , he would keep on doing it until he accomplished it . 不管工作有多難，他總會堅持不懈地把它干完。they knew that we would never permit such a thing. 他們知道我們絕不會允許發(fā)生這樣的事。even after the lecture ended, the audience would not leave . 甚至在講座結(jié)束之后，聽眾仍不肯離去。 過去將來時基本結(jié)構(gòu)過去將來時由would, was/we

39、re going to, was/were to was/were about to等加動詞原形構(gòu)成, 也可由was/were on the point of加動名詞構(gòu)成。例句：i knew you would agree. 我知道你會同意的。i said i would arrange everything. 我說我來安排一切。 過去將來時練習(xí)題過去將來時態(tài)i. 選擇填空1. li ming said he _happy if brian_to china next month. a. as; come b. was; would come c. would be; came d. will

40、 be; come2. jenny said she _her holiday in china. a. spent b. would spent c. was going to spent d. would spend3. what did your son say in the letter? he told me that he _ the disney world the next day. a. will visit b. has visited c. is going to visit d. would visit4. i hoped tina _ to my birthday p

41、arty on time the next wednesday. a. to come b. is coming c. will come d. was coming5. father said that he _ me to beijing the next year. a. took b. would take c. takes d. will take6. we were not sure whether they _ more vegetables. a. are going to grow b. were going to grow c. will grow d. have grow

42、n7. she _ to work when the telephone rang. a. is going b. will go c. was about to go d. is to go現(xiàn)在進(jìn)行時現(xiàn)在進(jìn)行時 （一）結(jié)構(gòu) 由 be(amisare) 動詞ing 構(gòu)成。 （二）用法 1、表示說話時刻正在進(jìn)行的動作及行為，或者包括說話時刻在內(nèi)的一段時間正在進(jìn)行的動作。常用時間狀語及標(biāo)志詞：now( at the moment ) , listen , look , this week , this evening , these days 等。 listen , someone is play

43、ing the piano in the next room . 2、表示一種漸進(jìn)的過程。 my younger brother is becoming more and more insterested in english .現(xiàn)在進(jìn)行時現(xiàn)在進(jìn)行時3、與always , all the time , forever等連用，表示說話人某種強(qiáng)烈的情感，如：贊許、批評；喜歡、厭惡等。例如：he is always thinking of others , not of himself . （表示贊許）他總是為他人著想，而不為自己。she is often doing well at school.

44、 （表示滿意）她在學(xué)校學(xué)習(xí)挺不錯的。are you feeling better today? （表示親切）你今天覺得好一些嗎？one of my roommates is constantly leaving things about.（表示不滿）我的一個室友老是亂扔?xùn)|西。some sellers are often knocking at our door and promoting their products to us .（表示不喜歡） 有些推銷員老是敲我家的門,向我們推銷他們的產(chǎn)品。4、表示移位的動詞，如go,come,leave,start,arrive等，其現(xiàn)在進(jìn)行時可表將來。

45、 she is leaving for beijing next weak .my friend is coming for dinner .現(xiàn)在進(jìn)行時現(xiàn)在進(jìn)行時（三）句型 1、肯定句：主語+ be(amisare) 動詞ing +其他。 i am studying now . 2、否定句：主語+ be +not+動詞ing +其他。 i am not studying now . 3、一般疑問句：be+主語+動詞ing +其他？ is she studying now ? yes ,she is ./no,she isnt . 4、特殊疑問句：特殊疑問詞+ be+主語+動詞ing +其他？

46、what are you doing now ? （四）動詞的現(xiàn)在分詞形式構(gòu)成的幾種方法： 1、一般在動詞原形結(jié)尾直接加-ing 。read-reading ，go-going ，visit-visiting 2、以不發(fā)音字母e結(jié)尾的動詞，去e再加-ing。 live-living, write-writing，make-making,take-taking 3、 以重讀閉音節(jié)結(jié)尾且末尾只有一個輔音字母的詞，雙寫這個字母再加-ing 。sit-sitting,begin-beginning,get-getting,run-running,put-putting 4、少數(shù)幾個以ie結(jié)尾的動詞，變

47、ie為y再加-ing。 die-dying, lie-lying, tie-tying現(xiàn)在進(jìn)行時現(xiàn)在進(jìn)行時 1.the boy _ ( draw)a picture now. 2. listen .some girls _( sing)in the classroom . 3. my mother _ ( cook )some nice food now. 4. what _ you _ ( do ) now? 5. look . they _( have) an english lesson . 6.they _(not ,water) the flowers now. 7.look! th

48、e girls _(dance )in the classroom . 8.what is our granddaughter doing?she _(listen ) to music. 9. its 5 oclock now. we _(have)supper now 10._helen_(wash )clothes? yes ,she is 過去進(jìn)行時過去進(jìn)行時 （一）結(jié)構(gòu) 由was/were+動詞-ing構(gòu)成。（二）用法 表示過去某一時刻或某一段時間正在進(jìn)行或發(fā)生的動作。動作發(fā)生的特指時間常用一個短語或時間狀語從句來表明，如：at this time yesterday，at 7:00

49、 yesterday ，last night ,from seven to nine ,at that time以when或while引導(dǎo)的時間狀語從句等。 my family were watching tv at this time yesterday . 注意：（1）以when引導(dǎo)的時間狀語從句中，從句動作，主句用過去進(jìn)行時，表示一個動作發(fā)生時，另一個動作正在進(jìn)行。 when he called me , i was having dinner . （2）以while引導(dǎo)的時間狀語從句中，從句與主句的動作在過去某一時刻同時進(jìn)行，while常譯為“當(dāng)?shù)臅r候，同時”。 tom was doi

50、ng his hmework while hie sister was watching tv .過去進(jìn)行時過去進(jìn)行時 1.i _ cooked a meal when you _ me.a cooked, were ringing b. was cooking, rang c. was cooking, were ringing d. cooked, rang2.he said he _ to draw a plane on the blackboard at that time.a. tries b. tried c. was trying d. will try3.while she _

51、 tv, she _ a sound outside the room.a. was watching, was hearing b. watched, was hearingc. watched, heard d. was watching, heard4.they _ a football game from 7 to 9 last night.a. were watching b. watch c. watched d. are watching5.what book _ you _ when i _ you at four yesterday afternoon?a. did, rea

52、d, was seeing b. did, read, sawc. were, reading, saw d. were, reading, was seeing6.it was friday evening. mr and mrs. green _ ready to fly to england.a. are getting b. get c. were getting d. got過去進(jìn)行時過去進(jìn)行時7.lei feng _ always _ of others when he _ in the army.a. is, thinking, was b. was, thinking, is

53、c. did, think, is d. was, thinking, was8.a girl _ my pen fall off the table when she _ me.a. saw, passed b. was seeing, passed c. was seeing, passed d. was seeing, was passing9.we _ for tom at ten last sunday. he often kept us _.a. were waiting, waiting b. were waiting, wait c. waited, waiting d. wa

54、ited, wait10.he _ his father on the farm the whole afternoon last saturday.a. helps b. would help c. was helping d. is helping11.while mother _ some washing, i _ a kite for kate.a. did, made b. was doing, made c. was doing, was making d. did, was making12._ you angry then? they _ too much noise.a. a

55、re, were making b. were, were making c. are, made d. were, made現(xiàn)在完成時現(xiàn)在完成時 （一）含義 現(xiàn)在完成時用來表示現(xiàn)在之前已發(fā)生或完成的動作或狀態(tài)，但其結(jié)果卻和現(xiàn)在有聯(lián)系, 也就是說, 動作或狀態(tài)發(fā)生在過去但它的影響現(xiàn)在還存在。 e.g. i have lost my wallet. (含義是：現(xiàn)在我沒有錢花了。) jane has laid the table.(含義是：已可以吃飯了。) michael has been ill.(含義是：現(xiàn)在仍然很虛弱。) he has returned from abroad. (含義是：現(xiàn)

56、在已在此地) （二）結(jié)構(gòu) 助動詞have /has+動詞過去分詞，主語為第三人稱單數(shù)用has，其他人稱用have ?，F(xiàn)在完成時現(xiàn)在完成時（三）句型 1、肯定句：主語+have /has+動詞過去分詞+其他。 i have studied english for 5 years . 2、否定句：主語+have /has+not +動詞過去分詞+其他。 we havent been there . 3、一般疑問句：have/has+主語+動詞過去分詞+其他？ has he eaten that apple ? 4、特殊疑問句：特殊疑問詞+ have /has +主語+動詞過去分詞+其他？（四）用法

57、 1、現(xiàn)在完成時可以用來表示發(fā)生在過去某一時刻的、持續(xù)到現(xiàn)在的情況,常與for, since連用。 e.g. mary has been ill for three days. i have lived here since 1998. 2、現(xiàn)在完成時往往同表示不確定的過去時間狀語連用, 如already, yet, just, before, recently, lately等：e.g. he has already obtained a scholarship. i havent seen much of him recently (lately). we have seen that f

58、ilm before. have they found the missing child yet?現(xiàn)在完成時現(xiàn)在完成時 3、現(xiàn)在完成時常常與表示頻度的時間狀語連用，如often, sometimes, ever, never, twice, on several occasion等：e.g. have you ever been to beijing? i have never heard bunny say anything against her. i have used this pen only three times. it is still good. george has me

59、t that gentleman on several occasions. 4、現(xiàn)在完成時還往往可以同包括現(xiàn)在時間在內(nèi)的時間狀語連用，如now, up to these few days/weeks/months/years, this morning/week/month/year, now, just, today, up to present, so far等。e.g. peter has written six papers so far. man has now learned to release energy from the nucleus of the atom. ther

60、e has bee too much rain this year. the relations between us have been enhanced in the past few years. up to the present everything has been successful.現(xiàn)在完成時現(xiàn)在完成時 5、現(xiàn)在完成時表示現(xiàn)在之前就已完成的動作, 雖然其效果或影響仍然存在但已不再繼續(xù), 但是有一些現(xiàn)在完成時的句子，在后面加上for+一段時間，則現(xiàn)在完成時的動作就表示延續(xù)性。e.g. thomas has studied russian. (現(xiàn)在不再學(xué)俄語) thomas ha