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1、新概念英語第一冊全部語法一．時(shí)態(tài)：一般現(xiàn)在時(shí)，現(xiàn)在進(jìn)行時(shí)，一般過去時(shí)，現(xiàn)在完成時(shí)，一般將來時(shí)，過去進(jìn)行時(shí)，過去完成時(shí)，過去將來時(shí)1.一般現(xiàn)在時(shí)表示一般性，經(jīng)常性的動作或一般性事實(shí)。含有be動詞的句子Heisateacher.Thegirlisverybeautiful.TimandJackarestudents.★變疑問句將be動詞移到句首Isheateacher?Isthegirlverybeautiful?AreTimandJackstudents?★變否定句在be動詞后面加notHeisnotateacher.Thegirlisnotverybeautiful.TimandJac
2、karenotstudents.★肯定回答及否定回答Yes,heis.No,heisnot.Yes,sheis.No,sheisnot.Yes,theyare.No,theyarenot.u不含有動詞的句子，即含有一般動詞的句子第三人稱單數(shù)及單數(shù)名詞Helikesbooks.Shelikeshim.Thedoglikesbones.★變疑問句在句首加does,動詞變?yōu)樵虳oeshelikebooks?Doesshelikehim?Doesthedoglikebones?★變否定句在主語及動詞之間加doesn’t,動詞變?yōu)樵虷edoesn’tlikebooks.Shedoesn’tl
3、ikehim.Thedogdoesn’tlikebones.★肯定回答及否定回答：Yes,hedoes.No,hedoesn’t.Yes,shedoes.No,shedoesn’tYes,itdoes.No,itdoesn’t.注意：第三人稱單數(shù)形式一般在動詞后面加S，不要和名詞復(fù)數(shù)混淆，變否定句或疑問句時(shí)名詞復(fù)數(shù)沒有任何變化。其他人稱及復(fù)數(shù)名詞Iwanttohaveabath.Wehavesomemeat.Thestudentslikesmartteachers.★變疑問句在句首加doDoyouwanttohaveabath?Dowehaveanymeat?Dothestudents
4、likesmartteachers?★變否定句在主語和動詞之間加don’t.Youdon’twanttohaveabath.Wedon’thaveanymeat.Thestudentsdon’tlikesmartteachers.★肯定回答及否定回答Yes,Ido.No,Idon’t.Yes,wedo.No,wedon’tYes,theydo.No,theydon’t.2.現(xiàn)在進(jìn)行時(shí)表示現(xiàn)在正在進(jìn)行的動作。構(gòu)成：主語＋be動詞＋動詞的現(xiàn)在分詞＋其它成分（現(xiàn)在分詞的構(gòu)成見附錄）Wearehavinglunch.Heisreadingabook.Thedogisrunningafterac
5、at.Theboysareswimmingacrosstheriver.★變疑問句將be動詞移到句首Arewehavinglunch?Ishereadingabook?Isthedogrunningafteracat?Aretheboysswimmingacrosstheriver?★變否定句在be動詞后面加notWearenothavinglunch.Heisnotreadingabook.Thedogisnotrunningafteracat.Theboysareswimmingacrosstheriver.★特殊疑問句：what,which,how,where,who,etc.疑
6、問詞＋動詞＋主語＋現(xiàn)在分詞Whatareyoudoing?Whatisshedoing?Whatisthedogdoing?(必背)沒有進(jìn)行時(shí)的動詞表示狀態(tài)，思想，感情和感覺的動詞不能表示正在進(jìn)行的動作1.表示感覺，感官的詞see,hear,like,love,want,2.have,has當(dāng)”擁有”講時(shí)沒有進(jìn)行時(shí)3.一般過去時(shí)表示過去發(fā)生的動作或事件，常和表示過去的時(shí)間狀語連用，如yesterday,lastnight,thedaybeforeyesterday,3daysago,含有be動詞的句子，將動詞變?yōu)檫^去式，am,is的過去式為was，are的過去式為wereIwasatt
7、hebutcher’s.Youwereastudentayearago.Theteacherwasverybeautifultenyearsago.★變疑問句將be動詞移動到句首Wereyouatthebutcher’s?Wereyouastudentayearago?Wastheteacherverybeautifultenyearsago?★變否定句在be動詞后面加notIwasnotatthebutcher’s.Youwerenotast
