概念:表达现在正在做某事
(标志词:now 现在, look 看, listen 听, at present 目前at the moment 此刻,right now 立刻 二.基本结构: a
肯定句: 主语+be(即am is are) +v-ing+其它
如: I am reading a book
否定句:直接在be 后加not
如:I am writing
I am not writing
一般疑问句及回答:问句,直接把be 提前,肯定回答:Yes,主语 +be 否定回答: No,主语+be+not -----Are you drawing
-----Yes,I am
/No, I’m not 三、规则动词变化规律: 一般情况下,动词后直接加-ing working, buying, visiting, talking, saying 以不发音 e 结尾动词,去掉 e,然后加-ing taking, having, using, driving, writing, practicing 以辅音字母+元音字母+辅音字母结尾的重读闭音节,双写末尾辅音字母,然后加-ing stopping, shopping, sitting, getting running swimming 四、达标训练 I
用所给动词的适当形式填空
The cat____________(run)up the tree
The twins__________(have)breakfast
----___he ________(clean) the blackboard
----No,he isn’t
Tom__________(play)the piano in the room
Please ask him to come here