《四年级英语语法：现在进行时完整版.pdf》由会员分享，可在线阅读，更多相关《四年级英语语法：现在进行时完整版.pdf（5页珍藏版）》请在taowenge.com淘文阁网|工程机械CAD图纸|机械工程制图|CAD装配图下载|SolidWorks_CaTia_CAD_UG_PROE_设计图分享下载上搜索。
1、四四年年级级英英语语语语法法：现现在在进进行行时时 HEN system office room【HEN16H-HENS2AHENS8Q8-HENH1688】一.定义：表示现在或现阶段正在进行或发生的动作或存在的状态。二.构成：由 be(am/is/are)+动词-ing 形式构成三.标志性词语：现在进行时.通常用 now,look,listen 等词。四.动词现在分词的构成规则1?一般情况下直接加 ing（直）think-thinkingsleep-sleepingstudy-studyingspeak-speakingsay-sayingcarry-carrying2?以不发音的字母 e
2、结尾的单词,去掉字母 e，再加 ing?（去）come-comingmake-makingleave-leavinghave-havingtake-takingwake-wakingtake-taking3?以重读闭音节（重读闭音节即两个辅音中间夹一个元音并且重读的音节）结尾，呈现“辅，元，辅”结构的动词，双写末尾的辅音字母，再加 ing?（双）stop-stoppingget-gettingsit-sittingput-puttingsit-sittingrun-runningshop-shoppingswim-swimming五、现在进行时的用法（1）用来表示说话时正在进行或者发生的动作，
3、（2）用来表示现阶段正在进行的动作（但说话时不一定在进行）六、现在进行时的句型变化1、肯定式结构：主语+be+动词-ing 形式+其他.例如：We are running now.2、否定式结构：主语+be+not+动词-ing 形式+其他.例如：They arent doing their homework.3、一般疑问句式结构：Be+主语+动词-ing 形式+其他？例如：Is she having English lesson?回答：肯定 Yes,she is.否定:No,she isnt.4、特殊疑问句式结构：疑问词+be+主语+其他？例如:What is he doing now?回答
4、：He is swimming.一.选择题 _ over there now?A.singing B.are singC.is singing D.sing2.Its eight oclock.The students _ anEnglish class.A.have B.havingC.is having D.are having3.Listen!The baby _ in the next room.A.crying B.criedC.is crying D.cries4.Look!The twins _ new sweaters.A.are wearing B.wearingC.are
5、wear D.is wearing5.Dont talk here.Grandparents _.A.is sleeping B.are sleepingC.sleeping D.sleep二.用现在进行时完成下列句子 _ you _(do)_(sing)an English song._ he _(mend)4.He _(mend)a car.you _(fly)a kite Yes,_.she _(sit)in the boat?you _(ask)questions?_(play)games now.are you _(do)now I _(eat)bread.s nine oclock
6、.My father_(work)in the office.三.按要求改写句子 boy is playing basketball.?否定句：_一般疑问句：_肯定回答：_否定回答：_ are singing in the classroom.否定句：_一般疑问句：_肯定回答：_否定回答：_四、用所给动词的正确形式填空。boy _(draw)picture now.,Some girls _(sing)in the classroom.mother _(cook)some nice cakesnow._you always _(do)on Saturday?,they _(have)an En
7、glish lesson._(sit)on the chair now.girls sometimes _(dance)in the classroom.our mother doing?-She is _(listen)to music.s 5 o clock now.We _(have)dinner now._(wash)clothes now?-Yes,she is.Zheng _(read)a book now.rabbits _(jump)now.!Tom and John are _(swim).brother is _(read)a book in his room now.bu
8、ses usually _(come)here a thalf past four.参考答案：参考答案：温馨提示：以下内容为本公众平台老师在业余时间人工整理，如发现有错误，欢迎温馨提示：以下内容为本公众平台老师在业余时间人工整理，如发现有错误，欢迎大家留言指正。大家留言指正。一、C D C A B二、1 are doing 2am singing 3 is mending 4 ismending 5 Are flying,I am.6 Is sitting7Are asking 8 are playing 9 doing am eating 10 is working三、1.The boy i
9、snt playing basketball.Is the boy playing basketballYes,he is.No,he isnt.arent singing in the classroom.Are they singing in the classroom?Yes,they are.No,they arent.四、1.is drawing2.are singing 3.is cooking 4.do,do5.are 6.aresitting 7.dance8.listening 9.are having 10.Is,washing 11.isreading 12.are jumping 13.swimming14.reading e