現(xiàn)在進行時與一般現(xiàn)在時的區(qū)別

一、概念不同：一般現(xiàn)在時表示主語經(jīng)常性和習慣性的動作或存在的狀態(tài)。現(xiàn)在進行時表示說話時〔瞬間〕正在進行的動作，也表示目前或現(xiàn)階段一直進行的動作。如：Sheoftendoesherhomeworkintheevening.她經(jīng)常在晚上做作業(yè)。Sheisdoingherhomeworknow.現(xiàn)在她正在做作業(yè)。

現(xiàn)在進行時與一般現(xiàn)在時的區(qū)別二、在構(gòu)成方式上的不同：一般現(xiàn)在時中謂語動詞的構(gòu)成有以下三種情況：①be動詞的一般現(xiàn)在時形式：am，is，are.②動詞have的一般現(xiàn)在時形式：have，has.③其他行為動詞的一般現(xiàn)在時形式有動詞原形或第三人稱單數(shù)形式。而現(xiàn)在進行時中謂語動詞的構(gòu)成是：am/is/are+動詞的-ing形式〔現(xiàn)在分詞〕。

三、時間狀語不同：一般現(xiàn)在時的時間狀語主要有：always，usually，often，sometimes，everyday，onSundays，inthemorning/afternoon/evening等；現(xiàn)在進行時的時間狀語主要有：now，thesedays，thisweek，atthemoment等，有時句首有“Look！〞、“Listen！〞或“It’s+時刻〞等詞、句存在。如：Weplayfootballintheafternoon.我們在下午踢足球?！惨话悻F(xiàn)在時〕Mymotherisreadinganewspapernow.我媽媽正在看報紙?！铂F(xiàn)在進行時〕Exercises:

用所給動詞的適當形式填空.1.He___(like)watchingTV.Butnowhe_________(notwatch)TV.He________(read)abook.2.Look!Thechildren____________(swim)intheriver.3.We_______(clean)ourclassroomeveryday.4.---DoesJim____(run)everyday?---Yes,he_____.---____he______(run)now?---No,he____.He________(Play)football.likesisn’twatchingis

readingareswimmingcleanrundoesIsrunningisn’tisplaying5.We____(do)ourhomeworkeveryday.Nowwe________(do)ourhomeworkintheclassroom.6.SometimesLiPing____(have)lunchathome.Butnowhe________(have)lunchatschool.7.Sometimesthey_____(watch)TVafterschool.Butnowthey____________(notwatch)TV.They________(play)games.8.Mysister_____(read)Englisheverymorning.Butnowshe_______(read)Chinese.9.Helikes_______(help)people.10.When___you___toworkeverymorning?doaredoinghasishavingwatcharen’twatchingareplayingreadsisreadinghelpingdogo11.A:What___thegirl______(do)now?B:She___________(clean)theroom.A:_____sheoften______(clean)theroom?B:Yes,she______(clean)theroomoften.12.A:_____they_____(play)footballeveryday?B:No,theydon’t.A:_____they_______(play)itnow?B:No,theyaren’t.13.A:_____he____(have)supperatschool?B:No,he__________(not,have)supperatschooleveryday?

isdoing

iscleaningDoescleancleansDoplayAreplayingDoeshave

doesn’thave時態(tài)轉(zhuǎn)換練習:1.ShedoestheshoppinginSunday.She_________theshoppingnow.2.Weplaybasketballeveryday.We____________basketballnow.3.Hehassomeorangesat7:00.He_________someorangesnow.4.Theydon’twashtheirclotheseveryday.They____________theirclothesnow.5.DoesAnnspeakChinese?____Ann_______Chinesewiththemnow?

isdoing

areplaying

ishaving

aren’twashing

Isspeaking6.What’sthewoma