三年级英语上册 Unit 2 I’m watching Tv课件 外研版.ppt

Unit1 I mwatchingTV Task1Doactivitiesandguess WhatamIdoing Whatareyoudoing Iam ing Task2Talkaboutthepictures dohomework watchTV Whatareyoudoing I mdoinghomework clean Whatareyoudoing I mcleaning eat read talkonthephone Whatareyoudoing Whatareyoudoing I meating Whatareyoudoing I mreading Whatareyoudoing I mtalkingonthephone Whatisshedoing Sheisreading read ri d 朗读 Canyoureadthem Pleasereadafterme Listen ThestudentsarereadingChinese Whataretheydoing Theyarecleaning adirtyparkacleanpark clean kli n 打扫 干净的 Cleantheblackboard Aretheytalking No theyaren t Whataretheydoing Theyaredoinghomework practise 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 bengn A C B 4 Listen kate A singsB singingC issingD issinging5 Areyouyourhomework A doB todoC doingD does6 Tomeatingdinner A don tB doesn tC isn tD not D C C 课堂小结 IamwatchingTV 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 Forexample 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