英語(yǔ)語(yǔ)法現(xiàn)在進(jìn)行時(shí)

1、現(xiàn)在進(jìn)行時(shí)的講解與練習(xí)?；居梅ǎ?1) 表示(說(shuō)話瞬間)正在進(jìn)行或發(fā)生的動(dòng)作。(2) 也可表示當(dāng)前一段時(shí)間內(nèi)的活動(dòng)或現(xiàn)階段正在進(jìn)行的動(dòng)作。(二) 謂語(yǔ)構(gòu)成：be(am/is/are)+v-ing(動(dòng)詞的現(xiàn)在分詞)I'mwatchingTVnow.They'replayingfootball.(三) 現(xiàn)在分詞的構(gòu)成。(1)一般情況下在動(dòng)詞詞尾加ing。gotgoingask宀askinglooklooking(2) 以不發(fā)音的e結(jié)尾的動(dòng)詞，去掉e加ing。havethavingtakettakingmaketmakingwritetwriting(3) 以一個(gè)輔音字母結(jié)尾的重讀

2、閉音節(jié)，雙寫最后一個(gè)字母，再加-ing。gettgettingsittsittingputtputtingruntrunningswimtswimmingbegintbeginningshoptshopping(四) 現(xiàn)在進(jìn)行時(shí)態(tài)的肯定式、否定式、疑問(wèn)式及簡(jiǎn)略回答。(1)肯定式：be+v-ingSheissinginginthenextroom.(2)否定式：be+not+v-ingThestudentsaren'tcleaningtheroom.(3)一般問(wèn)句：be動(dòng)詞提前?？隙ù鹫Z(yǔ)Yes，主語(yǔ)+be，否定答語(yǔ)No，主語(yǔ)+benot。Yes,Iam./No,Iamnot.Areyou

3、playingthecomputergame?（4）特殊問(wèn)句：對(duì)謂語(yǔ)動(dòng)詞進(jìn)行提問(wèn)的：What+be+主語(yǔ)+doing+其他？Whatistheoldmandoingunderthetree?對(duì)其他成份進(jìn)行提問(wèn)的，疑問(wèn)詞+般疑問(wèn)句？Whereistheboyswimming?Whoisshewaitingfor?三.現(xiàn)在進(jìn)行時(shí)與一般現(xiàn)在時(shí)的區(qū)別（一）現(xiàn)在進(jìn)行時(shí)表示動(dòng)作的暫時(shí)性，而一般現(xiàn)在時(shí)表示動(dòng)作的習(xí)慣性和經(jīng)常性IamwatchingTVnow.（暫時(shí)性）IwatchTVeveryday.（經(jīng)常性）（二）現(xiàn)在進(jìn)行時(shí)可表示短暫性動(dòng)作，而一般現(xiàn)在時(shí)表示長(zhǎng)久性動(dòng)作。LucyislivinginBeij

4、ing.（短時(shí)間居?。㎜ucylivesinBeijing.（長(zhǎng)久性居?。ㄈ┈F(xiàn)在進(jìn)行時(shí)表示的動(dòng)作可帶有感情色彩，而一般現(xiàn)在時(shí)所表述的動(dòng)作通常是事實(shí)。You'realwaysforgettingthemostimportantthings.（責(zé)備）Heisalwayshelpingothers.（贊揚(yáng)）Heoftenhelpsothers.（事實(shí)）（四）有些動(dòng)詞不能用進(jìn)行時(shí)，know,understand,love,like,hate,wish,want,think,hope,have,believe,agree,hear,see,notice，等等。這些動(dòng)詞通常用一般現(xiàn)在時(shí)表示說(shuō)話

5、時(shí)發(fā)生的動(dòng)作。Ihavealotoffriendshere.Shewantstobuyanewbike.【典型例題】一、用括號(hào)內(nèi)所給單詞的適當(dāng)形式填空。1. Look!There(be)alotofpeopleoverthere.Whatthey(do)now?2. Whatyourmother(do)?Sheisateacher.3. It(rain)heavilyoutsidenow.Youmuststayathome.4. Don'tsing.Thebaby(sleep).5. Mybrother(notlike)playingbasketball,buthe(like)play

6、ingfootball.6. Whatyouusually(do)onSunday?Iusually(stay)athomeand(do)myhomework.7. Listen!Thegirls(sing)inthenextroom.8. Mysister(want)tobeateacher.9. It'sseveno'clocknow.TheGreens(have)supper.10. Heoften(swim)onSundays.Look!He(swim)atthepool.二、單項(xiàng)選擇1.1wanthomeworknow.A.doingB.todoC.todomyD.d

7、omy2. It'stime.A.gotoschoolB.playgamesC.togohomeD.todomyhomeworks3. Theboyistohisteacher.A.sayingB.speakingC.talkingD.telling4.1'mabookintheroom.A.watchingB.seeingC.readingD.looking5.Wherehefrom?A.is,comeB.do,comeC.does,comeD.is,from6.Dotheyhaveanewcar?Yes,A.theyareB.theyhaveC.theydon'tD.theydo7.Heoftensupperat6:00intheevening.A.haveB.hasC.ishavingD.iseating8.It's6o'clockinthemorning.HeA.getupB.getsupC.isgetingupD.isgettingup9.Whatareyoudoing?1'mTV.A.watchB.watchesC.towatchD.watching10.WeanyChineseclassesonFriday.A.arehavingB.aren'thavingC.don'thaveD.are