初一英语《现在进行时》语法课件.ppt

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1、Presentcontinuoustense现在进行时Definition(定义）Weusethepresentcontinuoustensetoshowthatsomethingishappeningnow.现在进行时表示：现在正在发生的事情或现在正在进行的动作Heplayfootball.isingShereadabook.isingWhatishedoing?Whatisshedoing?TheyarewatchingTV.Whataretheydoing?Look！Thetwinsarethinking.Whataretheydoing?Structure观察以下

2、三个句子，猜猜现在进行时的结构：IamhavinganEnglishclass.Lucyisreadingabook.TheyarewatchingTV.positive(肯定句）：主语+be(isamare)+doing+其他如：Iamreadingabook.我正在看书。He/She/Itiseating.Iameating.You/We/Theyareeating.Negative（否定句）：主语+be(isamare)+not+doing如：Iamwriting.我正在写字。Iamnotwriting.我不是正在写字。He/She/Itis(not)eating.

3、Iam(not)eating.You/We/Theyare(not)eating.3.一般疑问句及回答:问句,直接把be提前,Be（isamare）+主语+doing+其他？肯定回答:Yes,主语+be（isamare）否定回答:No,主语+be（isamare）+not-----Areyoudrawing?-----Yes,Iam./No,I’mnot.-----Isshesinging？-----Yes，sheis./No,sheisn’t.-----Aretheyrunning?-----Yes,theyare./No,theyaren’t.特殊疑问句：特殊疑问词+

4、be（isamare）+主语+doing例如：Whatareyoudoing？Iamwriting.Whatishe/she/itdoing？He/She/Itiswriting.Whataretheydoing？Theyarewriting.Whenwesawthefollowingwords,weshouldusepresentcontinuoustense时间状语atpresent目前；现在atthemoment此刻，现在rightnow此刻，现在；立刻，马上now现在Look!看Listen!听Whatisitdoing?Itisdancing.Whatished

5、oing?Heisdrawing.Whataretheydoing?Theyareplayingfootball.Whataretheydoing?Theyareplayingbasketball.Whatisshedoing?Sheisswimming.Whataretheydoing?Theyareboating.Whataretheydoing?Theyarerunning.Whatisshedoing?Sheisdancing.Whatishedoing?Heisplayingbasketball.Whatistheboydoing？Heissinging.Loo

6、kandguess请一个同学上来做动作，其余同学猜这个同学在做什么。知道的同学请举手。（必须使用刚学的句型“Whatishe/shedoing？---He/Sheis…”）加油，你是最棒的！----Whataretheydoing?----They’reswimming.----Aretheyswimming?----Yes,theyare.Whatisshedoing?Sheiscleaningthehouse.Isshedoingherhomework?No,sheisn’t.Whataretheydoing?Theyarerunning.Aretheywriting

7、？No,theyaren’t.一、句型转换1.Iamwateringtheflowers.(改为否定句)2.She’sjumpingnow.(改为一般疑问句)3.Theboysareplayingcards.(对划线部分提问)4.Ishedoinghishomework？（肯定和否定回答）Isshejumpingnow?Whataretheboysdoing?Yes，heis./No，heisn’t.Iamnotwateringtheflowers.Practice二、按要求改写句子1.  The boy is playing