动词-be动词讲解

动词定义及分类定义表示主语状态的词。Heisaboy.Shewearsayellowdress.定义表示主语行为动作的词Heplaysguitar.Theygotoschoolbybus.分类系动词Theyarecats.Itfellscold.表特征表感官变化系动词之be动词Itisanapple.系动词之be动词Theyareapples.系动词之be动词Iamateacher.amisareBe动词系动词之be动词Be动词-am我用amamissheheit单数用isBe动词-isBe动词-areyouwetheyare复数用arecuteBe动词小练习amisarecuteBe动词小练习amisareBe动词小练习用am，is，are填空.1.It____awhitedress.2.She_____acook.3.Myfatherandmother______teachers.4.I_____astudent.5.They_____myfriends.isisareaream6.Thebag______red.7.You______agoodboy.8.TomandI_____aregoodfriends.9.This_____abook.10.Mybrother_____verygood.Be动词小练习isareareisisThisisadesk.Be动词之肯定句Itisgreen.Be动词之一般疑问句Isthisadesk?Isitgreen?Thisisadesk.213Be动词的肯定句变一般疑问句将句子分成3段，be动词是2，be动词之前为1，be动词之后的为3.213Be动词的肯定句变一般疑问句hissadesk.TiIt?tacatsIiIi.?Be动词的肯定句变一般疑问句口诀：一提，二变，三问号。Be动词的肯定句变一般疑问句Iamagirl.youAreagirl?肯定句变一般疑问句时：I要变成you.my要变成yourSheismymother.Issheyourmother?肯定句变一般疑问句练习1.Itisaneraser.2.Iamagirl.3.Theyarestudents.4.Thisisadesk.5.Thebagisred.6.TomandTimareboys.7.Heismyfather.8.Myfatherisacook.9.Thecatsarewhite.10.Iamhappy.Isitaneraser?Areyouagirl?Aretheystudent?Isthisadesk?Isthebagred?AreTomandTimboys?Isheyourfather?Isyourfatheracook?Arethecatswhite?Areyouhappy?一般疑问句的回答Isthisadesk?Yes,itis.一般疑问句的回答Isthisabook?No,itisn’t.isn’t=isnot一般疑问句的回答Aretheypencils?Yes,theyare.一般疑问句的回答Aretheybananas?No,theyaren’taren’t=arenot一般疑问句的回答Areyouaboy?No,I’mnot.I’m=Iam一般疑问句的回答Areyouagirl?Yes,Iam.一般疑问句的回答总结Isit….?Isthis…?Yes,itis.No,itisn’t.Areyou…?Yes,Iam.No,I’mnot.Yes,weare.Yes,wearen’tIsshe…?Yes,sheis.No,sheisn’t.Arethey…?Yes,theyare.No,theyaren’t.一般疑问句回答练习1.Isthisyourbag?A.Yes,thisis.B.No,itisn’t.C.Yes,itisn’t.2.Areyouateacher?A.Yes,youare.B.No,I’mnot.C.Yes,I’m.3.Isshehappy?A.Yes,sheis.B.No,heisn’t.C.Yesitis.4.Aretheybooks?A.Yes,weare.B.Yes,theyaren’t.C.Yes,theyare.5.Isyourmotherateacher?A.Yes,sheis.B.Yes,Yourmotheris.C.No,mymotherisn’t.Be动词的否定句Be动词的否定句Be动词的否定句Be动词的否定句Heisothappy.n