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1、时态一般现在时肯定式否定式疑问式Iamastudent.1.一般现在时be动词Iamnotastudent.AmIastudent?He/Sheisnotastudent.Ishe/sheastudent?We/You/Theyarefriends.We/You/Theyarenotfriends.Arewe/you/theyfriends?He/Sheisastudent.肯定式否定式疑问式1.一般现在时Work为例Iwork.Idonotwork.He/she/Itworks.Doesshe/he/itwork?We
2、/You/Theywork.We/You/Theydonotwork.Dowe/you/theywork?He/she/itdoesnotwork.DoIwork?Hegetsupat6:30everymorning.用一般现在时翻译下列句子1.我常常照顾我妹妹。3.他/他们每天早上6:30起床。2.他经常照顾他妹妹。Iusuallylookaftermysister.Heoftenlooksafterhissister.你能试着把上面的句子变成相应的否定句，疑问句吗？Theygetupat6:30everymornin
3、g.一般过去时肯定式否定式疑问式1.一般过去时be动词Iwasastudent.Iwasnotastudent.WasIastudent?He/Shewasastudent.He/Shewasnotastudent.We/You/Theywerefriends.We/You/Theywerenotfriends.Werewe/you/theyfriends?Washe/sheastudent?肯定式否定式疑问式1.一般过去时实义动词，以work为例Iworked.Ididnotwork.DidIwork?He/she/I
4、tworked.He/she/itdidnotwork.Didshe/he/itwork?We/You/Theyworked.We/You/Theydidnotwork.Didwe/you/theywork?Theworkersbuiltanewroadlastyear.用一般过去时翻译下列句子1.在2009年的时候，我还是学生3.去年工人们修了一条新路。2.Tom昨天三点开始写家庭作业。Iwasastudentin2009.Tombegantodohomeworkat3o’clockyesterday.你能试着把上面的
5、句子变成相应的否定句，疑问句吗？现在进行时表示现在正在进行的动作或状态。构成：肯定式：be(am,is,are)+doing否定式:am/is/arenot+doing疑问式:Is/Are+主语+doing?标志词:now,look,listen,ateightEg:Look!Tomisplayingchesswithhisgrandfather.WearehavinganEnglishlesson.一、将下列句子改为否定、疑问句并回答1.I’mwritingalettertomyfriendnow.否：________
6、writingalettertomyfriendnow.问：_________writingalettertomyfriendnow?Yes,_________.No,_________.2.Theyarecleaningtheclassroom.否:They_________theclassroom.问:_____they_____theclassroom?Yes,________.No,_________.二、用所给单词的正确形式填空。1.What____you____(do)now?I____(swim).2.__
7、__yourfather____(read)anewspapernow?Yes,he___.No,he____3.Look!Who_____(give)atalk4.Listen!MikeandKate___________(sing)5.He____________(read)now.He_________(notwrite)过去进行时过去进行时的否定式:was/werenot+doing过去进行时的疑问式:Was/Were+主语+doing?标志词:then,atthat/thistime,ateightyester
8、day,WhenIcamein,amomentago翻译下列句子1.Myfatherwasreadingnewspaperatnineyesterday.2.LiLeiwastalkingwhentheteachercamein.3.WhileLiLeiwastalking,theteachercamein.4.Iw
