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时间:2018-11-26
《一般现在时和一般过去时》由会员上传分享,免费在线阅读,更多相关内容在工程资料-天天文库。
1、一般现在时讲解及练习 1、定义与讲解一般现在时:表示经常性的事情,经常性的动作或一般性事实。时间状语:often经常,usually通常,always总是,every+名词每个,sometimes有时,onceaweek,onSundays,if的从句at…在几点钟2.表示客观真理,科学原理,自然现象,等客观事实或格言,谚语等。 Thesunrisesintheeastandsetsinthewesteveryday. ThemanwhohasneverbeentotheGreatWallisnotarealman. TomorrowisTue
2、sday.只有在第三人称单数用动词的“三单变化”,其他用动词的原形。三单变化:(1)直接在动词词尾加-s. ask---asks work---works get---gets stay---stays (2)以字母s,x,ch,sh或o结尾的动词,在词尾直接加-es. watch---watches wish---wishes fix---fixes pass---passes (3)以“辅音字母加-y”结尾的动词,要先变y为i再加-es. try---tries study---studiescry---
3、cries fly---fliesplay—plays 2.不规则变化:be----is are have----hasdo---doesgo---goes 三、一般现在时的句子转换:(1)当句子中有be动词或情态动词时,则把be动词或情态动词(can,could等等)提到主语的前面变成疑问句;在be动词或情态动词后面加not变成否定句陈述句Sheisastudent.疑问句Issheastudent? 否定句Sheisnotastudent.陈述句:Icanswim.疑问句→Canyouswim否定句→Icannotswim.(
4、2)当句子中即没有be动词,也没有情态动词时,则在主语前加助动词do(you,以及复数),does(单数she,he,it)变成问句;在主语后谓语动词前加助动词don’t(I,you,以及复数),doesn’t(单数she,he,it)变成否定句,助动词后的动词要变成动词原形。陈述句:Wegetupat7:00everymorning.疑问句Doyougetupat7:00everymorning?否定句→Wedon’tgetupat7:00everymorning.陈述句:Shehasalittlebrother.疑问句→Doesshehavealitt
5、lebrother? 否定句Shedoesn’thavealittlebrother.(一).用动词的适当形式填空1.She_________(go)toschoolatseveno’clock.3.Heusually___________upat17:00.(get)4.She___________(live)inBeijing.5.Amy_________(be)herejustnow.6._______(be)thereafly onthetablejustnow?7.Myfather__________(watch)TVeveryevening.8
6、.Myfather_______________(make)toysthesedays.9.?________Amy_________(read)Englisheveryday10.ChenJiesometimes_________(go)totheparkwithhersister.(二).选择填空1.Iwant____homeworknow.A.doing B.todo C.todomy D.domy2.It'stime______.A.gotoschool B.playgames C.togohome D.todomyhomeworks
7、3.______goandhelpher. A.Let'sme B.Let'sus C.Let's D.Let'sto4.Dotheyhaveanewcar?Yes,_____.A.theyare B.theyhave C.theydon't D.theydo5.Heoften_________supperat6:00intheevening.A.have B.has c.ishaving D.iseating6.We_____________anyChineseclassesonFriday.A.arehaving B.ar
8、en’thaving C.don’thave D.arehave(
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