一般現(xiàn)在時.語法講解課件

一般現(xiàn)在時Ⅰ、概念：

經(jīng)常、反復(fù)發(fā)生的動作或存在的狀態(tài)及現(xiàn)在的某種狀態(tài)。1、肯定式1)主語+be(am/is/are)+表語

Iamastudent.It/She/Heisateacher.You/Theyareclassmates.2)主語+情態(tài)動詞（can,must,may,need,shall）IcanspeakEnglish.Shemustgotoschool.Ⅱ、構(gòu)成形式:2.一般現(xiàn)在時態(tài)的否定和疑問式(1).Be動詞肯定句：Sheisastudent.否定句：Sheisnotastudent.一般疑問句：Issheastudent?肯定回答：Yes,sheis.否定回答：No,sheisn’t.（2）.情態(tài)動詞e.g.ShecanspeakChinese.否定句：Shecan’tspeakChinese.一般疑問句：CanshespeakChinese?肯定回答：Yes,shecan.否定回答：No,shecan’t.(3)行為動詞1.e.g.Irunveryfast.否定句：Idon’trunveryfast.一般疑問句：Doyourunveryfast?肯定回答：Yes,Ido.否定回答：No,Idon’t.2.e.g.ShelikesMaths.否定句：Shedoesn’tlikeMaths.一般疑問句：DoesshelikeMaths?肯定回答：Yes,shedoes.否定回答：No,shedoesn’t.注意：在一般現(xiàn)在時態(tài)中，當(dāng)謂語動詞是行為動詞的時候，變否定和一般疑問句時，要借助助動詞do和does幫忙。當(dāng)主語是第三人稱單數(shù)(she,he,it)的時候用does，其他人稱用do.借助助動詞do和does以后，動詞要用動詞原形。Ⅳ、

就單詞的正確形式填空1.He_____(look)tired.2.Theearth___(go)roundthesun.3.___(may)Ihaveyourpen?4.Practice______(make)perfect.5.Theyusually____(come)toschoolearlier.6.Class_____(begin)ateighteverymorning.7.Whenhe___(come),we’llgoouttomeethim.8.How____(be)yourfather?9.There____

(be)aschoolthere.looksgoesMaymakescomecomesbeginsisis二、將下列句子變成否定式和一般疑問句

1．HernameisLiLing.2．Wegotoschoolatnight.3．Mybrotherworksinafactory.Hernameisn’tLiLing.IssheLiLing?Wedon’tgotoschoolatnightDoyougotoschoolatnight?Mybrotherdoesn’tworkinaradiofactory.Doesyourbrotherworksinaradiofactory?3.-___youthinkhewillcome?-Ifit___tomorrow,hewillnotcome.A.Do,rainsB.Are,rainsC.Do,willrainD.Are,willrain4.Thelittlechild__notevenknowthatthemoon__aroundtheearth.A.do,move