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一般现在时一定义: 一般现在时表示现在经常反复发生的动作、存在的状态或习惯性的动作的时态二形式: 主语+动词原形/ 动词的单数形式一般现在时用行为动词的原形,但第三人称单数作主语时,动词的词尾变化规则:1.一般的动词词尾+S 2. 以sh /ch /s/x/o结尾的词+es 3以辅音字母+y结尾的把y变成i,+es。3 用法:1. 表示经常的或习惯性的动作,常与表示频度的时间状语连用。时间状语: always, usually, regularly, every morning/night/evening/day/week, often, rarely, sometimes, hardly, occasionally, from time to time, twice a week, seldom, once a month, ever, never.Example: He is always late for school.2:表示主语具备的性格、能力、身份、特性、喜好,天气等。Examples: I study in a middle school. Ann Wang writes good English but does not speak well. He likes football. This fruit tastes good. It is sunny. 3. 表示自然规律。Examples: The earth moves around the sun.4. 格言或警句中。Example: Pride goes before a fall.骄者必败。5. 表示按规定、计划或时间表将要发生的事。1)适用于下列动词:come, go, arrive, leave, start, begin, return的一般现在时表将来。这主要用来表示在时间上已确定或安排好的事情。 The train leaves at six tomorrow morning. When does the bus star? It stars in ten minutes. 2)在倒装句中,表示动作正在进行,如: There goes the bell. = The bell is ringing. Here comes the bus. = The bus is coming. 3)在时间或条件从句中 When Bill comes, ask him to wait for me. Ill write to you as soon as I arrive there. 练练看:1.The father as well as children _ every Sunday afternoon in winter. A. is going B. go C. goes D. are going2. Send my regards to your lovely wife when you _ home.A. wrote B. will write C. have written D. write3 Do you have any problems if you _ this job? Well, Im thinking about the salary. A. offer B. will offer C. are offered D. will be offered4. I think it is necessary for my 19-year-old son to have his own mobile phone, for I sometimes want to make sure if he _ home for dinner. A. come B. comes C. has come D. will come5. According to the time-table, the train for Shanghai _ at 7 oclock in the evening.A. leaves B. has left C. was left D. will leave6. Look at the timetable. Hurry up! Flight 4026 _ off at 18:20. A. takes B. took C. will be taken D. has taken7. Galileo collected facts that proved the earth _ around the sun.A. moved B. moves C. has moved D. had moved8. Can I help you, sir? Yes, I bought this radio yesterday, but it _.A. didnt work B. wont work C. cant work D. doesnt work 9This machine _. It hasnt worked for years. A. didn t work B. wasn t working C. doesn t workD. isn t working10. The house belongs to my aunt but she_ here any more. A. hasnt lived B. didnt live C. hadnt livedD. doesnt live11. Every few years, the coal workers their lungs X-rayed to ensure their health.A. are having B. have C. have had D. had had12. Barbara is easy to recognize as shes the only one of the women who _evening dress. A. wear B. wears C. has worn D. have worn13. The palace caught fire three times in the last century, and little of the original building_now. A. remains B. is remained C. is remaining D. has been remained14. The wet weather will continue tomorrow, when a cold front_to arrive.A. is expected B. is expecting C. expects D. will be expected15. - Have you seen my e-mail about our TESL, project?- Yes. Luckily, I checked my e-mails yesterday. Normally, I_ my e-mail-box for days.Ahavent opened Bdidnt open Chadnt opened Ddont open16. He will come to see you the moment he_his work.A. will finish B. finishes C. would finish D. had finished17. If their marketing plans succeed,they_their sales by 20 percent.A. will increase B. have been increasing C. have increased D. would be increasing18. Shall I call at your house at seven oclock tomorrow evening? I _ a walk in the park. So you wont find me at home then. A. shall be taking B. shall take C. will take D. am taking19. - Lets discuss the question raised last night, shall we?- There is no hurry for that. I_for a conference.A. headed B. was heading C. am heading D. have headed20. Once education is made free,many children who have dropped out of school_. A. will come back B. came backC. have come back D. had come back1-5 CDCDA 6-10 ABDCD 11-15 BBAAD 16-20 BAACA 现在进行时现在进行时的构成:现在进行时由be+v-ing构成。be应为助动词 v-ing为现在分词形式:现在分词形式变化形式: (1)一般情况下直接加 think-thinking sleep-sleeping study-studying speak-speaking (2)以不发音的字母e结尾的单词,去掉字母e,再加 ing wake-waking make-making come-coming take-taking leave-leaving have-having(3)以ie结尾的动词,把ie改为y ,再加ing die-dying lie-lying(4)以重读闭音节结尾,呈现“辅,元,辅”结构的动词,先双写末尾的辅音字母,再加ing stop-stopping sit-sitting run-running forget-forgetting begin-beginning注: 以重读闭音节结尾,呈现“辅,元,辅”结构的动词,先双写末尾的辅音字母,再加ing 。这类词有:begin,cut, get, hit, run, set, , spit, stop, swim, beg, drop, fit, nod, dig, forget, regret, rid, 等。travel虽然重读第一音节,词尾音节不重读,但是现在分词仍要双写末尾辅音字母,然后再加ing如:travel-travelling.现在进行时的用法:1现在进行时可以表示说话时正在发生的动作,常和now,rightnow,atthismoment等时间状语及动词look,listen等连用,现在进行时的“暂时性”特征。如:ImsittingonarockneartheriverwithmyfriendsOurguideiscookingsupper例:(1.LookatthechildrenoverthereWhat_? AdotheydoBaretheydoingCtheyaredoingDishedoing(2.Idontreallyworkhere;I_untilthenewsecretaryarrivesAjusthelpoutBhavejusthelpedoutCamjusthelpingoutDwilljusthelpout2现在进行时可以表示目前一段时间内一直在发生的动作,但是说话时不一定发生,常和thesedays,thisweek,atpresent等时间状语连用,这是现在进行时的“阶段性”特征。如:Weareenjoyingourboattripverymuch(这几天)我们坐船旅游非常高兴。Wearehavingawonderfultime我们(这几天)玩得很开心。例:Isthisraincoatyours?No,mine_therebehindthedoorAishangingBhashungChangsDhung3现在进行时可以表示现在不断发展变化的事情。如:ItslateAutumnTheweatherisgettingcolderandcolder现在是深秋了,天气变得越来越冷。Selectingamobilephoneforpersonaluseisnoeasytaskbecausetechnology_sorapidly.AischangingBhaschangedCwillhavechangedDwillchange4现在进行时态表示将来现在进行时态可用来表示一个在最近按计划或打算要进行的动作;表示将来意义的现在进行时态由句中表示将来时间的词语或上下文表明。 BettyisleavingforGuangzhoubyplanetomorrow.Bobisgoingtotheairportbytaxinextweek.Imseeingthedentistthisafternoon.Aretheystayinghereforlong?am/is/are+v.-ing形式与表示将来的时间状语连用,可以表示按照计划或安排在不久的将来将要发生的动作,含义是“打算要做”。能用于进行时态表将来的动词常常是瞬间动词,位移动词或去向动词(并非所有动词),如:go,come,leave,start,arrive,reach,sleep,stay,play,do,have,take,getto,seeoff, WhenareyougoingofftoGuangzhou?Howareyougettingtotheairport?例:I ve wonatwo-dayholidaytoFloridaI_mymumAamtaking Bhavetaken Ctake Dwillhavetaken5. 现在进行时代替一般现在时,表示反复性或习惯性的动作,常与副词always,continually,forever, constantly等连用,
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