三年级英语上册 Unit 2 I’m watching Tv课件 外研版（一起）

Unit1I’mwatchingTVTask1Doactivitiesandguess:WhatamIdoing?Whatareyoudoing?Iam___________+ing.Task2TalkaboutthepicturesdohomeworkwatchTVWhatareyoudoing?I’mdoinghomework.cleanWhatareyoudoing?I’mcleaning!eatreadtalkonthephoneWhatareyoudoing?Whatareyoudoing?I’meating.Whatareyoudoing?I’mreading.Whatareyoudoing?I’mtalkingonthephone.Whatisshedoing?Sheisreading.read/ri:d/朗读Canyoureadthem?Pleasereadafterme.Listen!ThestudentsarereadingChinese.Whataretheydoing?Theyarecleaning.adirtyparkacleanparkclean/kli:n/打扫、干净的Cleantheblackboard.Aretheytalking?No,theyaren’t.Whataretheydoing?Theyaredoinghomework.Whataretheydoing?Whatarethetwomendoing?Aretheysinging?No,theyaren’t.Theyaretalkingonthephone.1、JanereadingEnglish.A.isB.amC.areD.be2TomandTimplayingbasketball?A.isB.amC.areD.be3、----Whatareyoudoing?----IwatchingTV.A.isB.amC.areD.bengnACB4、Listen,kate.A.singsB.singingC.issingD.issinging5、Areyouyourhomework?A.doB.todoC.doingD.does6、Tomeatingdinner.A.don’tB.doesn’tC.isn’tD.notDCCIamwatchingTV.我正在看电视。本句中动词用的是现在进行时。现地进行时由am/is/are+现在分词（即在动词后面加ing）构成。主要表示现在或现在这一阶段正在进行的动作或者存在的状态。其否定形式为am/is/are+not+现在分词构成。其疑问式为Am/Is/Are+主语+现在分词+……？肯定式：1、Iamsinging.2、Sheisdancing3、Heislistening4、TheyarewatchingTV.否定式：1、Iamnotsinging.2、Sheisnotdancing3、Heisnotlistening4、TheyarenotwatchingTV.疑问句：1、Areyousinging?2、Isshedancing?3、Ishelistening?4、AretheywatchingTV?3、现在分词的构成（1）、一般在动词原形末尾加——inggo--goingeat--eatingwatch—watching（2）、以不发音e结尾的动词，先去掉e再加--inghave–havingwrite—writingcome—coming（3）、以重读闭音节结尾的动词，如末尾只有一个辅音字母，应先双写这一字母，再加—ingswim-swimmingget—gettingput—putting