2018小学英语时态复习之现在进行时.ppt
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1、2018小学英小学英语时态复复习之之现在在进行行时现在进行时1、定义:现在进行时,用来表示正在进行或发生的动作。2、结构:主语+be(am,is,are)+动词ing3、标志词:now,look,listen等。等。(现场直播现场直播 正在发生正在发生)现在进行时 (be)am、is、are:1、am与主语I连用 2、is用于主语是第三人称单数(it,she,he,人名)3、are用于主语是we,you,或第三人称复数。口诀:我用am,你用are,is用在他她它,单数 名词使用is,复数名词使用are 现在进行时动词加动词加ing的变化规则的变化规则1、一般情况下,直接加ing,如:cook-
2、cooking,jump-jumping2、以不发音的e结尾,去e加ing,如:makemaking,writewriting,havehaving,skateskating,dancedancing3、以重读闭音节结尾的动词(末尾是一个元音字母(a、e、i、o、u)和一个辅音字母),双写末尾的辅音字母,再加ing,如:runrunning,swimswimming,getgetting,shopshopping现在进行时vstudy _ make _ swim _ vstop _ come _ close _ vhave _ run _ drive _vwash_ swing _ watch
3、_vtake _ talk _ put _ vdo _ see _ write_studyingmakingswimmingstoppingcomingclosinghavingrunningdrivingwashingswingingwatchingtakingtalkingputtingdoingseeingwriting现在进行时v标记 现在进行时的句子中常有now,或在句首常出现look,listen等提示词。He is playing basketball now.Listen!Lucy is singing in the room.现在进行时v1Mr Zheng (read)a b
4、ook now.v2.The rabbits (jump)now.v3.Look!Tom and John (swim).v4.My brother (make)a kite in his room now.v5.Look!The bus (stop).v6.We (have)an English class now.is readingare jumpingare swimmingis makingis stoppingare having结构:主语+be(am,is,are)+动词ing 现在进行时v7.Listen!Someone is (come).v8.They (catch)but
5、terflies now.v9.He (do)an experiment now.v10.They (collect)stamps now.v11.Look!He (dive)ingare catchingis doingare collectingis diving2.2.否定句:直接在否定句:直接在am/is/aream/is/are后加后加notnot.(.(isnt,arent)(am与not没缩写)如:如:I am writingI am writing.I am I am notnot writingwriting.现在进行时的句式现在进行时的句式1.1.肯定句肯定句:主语主语+b
6、e(am,is,are)+动词动词inging。如如:I:I amam readingreading.主语主语be动词动词ing3.3.一般疑问句及回答一般疑问句及回答:一般疑问句一般疑问句,直接把直接把am/is/aream/is/are提句首提句首肯定回答肯定回答:Yes,:Yes,主语主语+be.+be.否定回答否定回答:No,:No,主语主语+be+not.+be+not.如:如:You are drawing pictures.You are drawing pictures.-Are you drawing pictures?-Are you drawing pictures?肯定
7、回答:肯定回答:Yes,I am.Yes,I am.否定回答:否定回答:No,I amNo,I am not.not.ImImHe is playing basketball.Is he playing basketball?Yes,he is./No,he isnt.They are swimming.Are they swimming?Yes,they are./No,they arent.4、现在进行时的、现在进行时的特殊疑问句特殊疑问句的基本结构为:的基本结构为:疑问词疑问词+一般疑问句一般疑问句What+be动词动词+人人+doing?What is Lucy doing?What+
8、be动词动词+人人+doing?What is she doing?She is watering the flowers.What is he doing?He is playing the piano.现在进行时v句型转换v按要求改写句子v1.The boy is playing basketball.v划线部分提问:_v否定句:_v一般疑问句:_v肯定回答:_v否定回答:_The boy isnt playing basketball.What is the boy doing?Is the boy playing basketball?Yes,he is.No,he isnt.现在进行
9、时v2.They are singing in the classroom.v否定句_v一般疑问句_v肯定回答:_v否定回答:_对“are singing“提问:_对“in the classroom”提问:_They arent singing in the classroom.Are they singing in the classroom?Yes,they are.No,they arent.What are they doing?Where are they singing?选择填空选择填空.1.My mother is _TV.A.looking at B.seeing C.rea
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