现在进行时讲义

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现在进行时
1、定义:表示现在(说话瞬间)正在进行的动作。

2、使用情况:
(1)现在(说话的瞬间)正在进行或发生的动作,强调“此时此刻”。

E.g. He is reading.
They are talking now.
(2)当前一段时间内的活动或现阶段正在进行的动作。

E.g. He is teaching in a primary school.
They are working these days.
3、现在进行时的基本结构及句型变化
(1)结构:谓语动词结构:be(am, is, are)﹢doing(现在分词)
(2)现在进行时的句型变化:
肯定句: 主语+be+doing+其它.
否定句:主语+be+not+doing+其它.(be后加not)
一般疑问句: be+主语+doing+其它?(be动词提前)
肯定回答: Yes, 主语+be.
否定回答: No, 主语+be+not.
Eg:肯定句He is watching TV now. Eg:肯定句We are working.
否定句He is not watching TV now. 否定句We are not working.
一般疑问句Is he watching TV now? 一般疑问句Are you working?
肯定回答Yes, he is. 肯定回答Yes, we are.
否定回答No, he isn’t. 否定回答No, we aren’t .
Eg:肯定句Tom and Mike are playing football right now.
否定句Tom and Mike aren’t playing football right now.
一般疑问句Are Tom and Mike playing football right now?
肯定回答Yes, they are.
否定回答No, they aren’t.
课堂练习:
句型转换
1.My parents are sleeping. (变为一般疑问句)
2.Sam is doing his homework right now. (变为否定句)
3.Are you swimming? (变为肯定句)
课堂练习:
写出下列动词的现在分词形式
work_______sing_______lie_______study________ have _______dance ______shop_______ take_________ make__________ live__________ get_________get____________ buy ___________stop___________ begin__________come __________ 4、现在进行时的特殊疑问句
(1)特殊疑问句结构:特殊疑问词+一般疑问句语序
(2)现在进行时的特殊疑问句:特殊疑问词+be(am/is/are)+主语+doing+其它?
例如:Mary is reading at home right now.
①②③
①Who is reading at home right now?
②What is Mary doing at home right now?
③Where is Mary reading right now?
课堂练习:
对划线部分提问
1.My brother is playing football in the park.
2.She is eating some beef.
单选:---is Tom dong? ---He is swimming.
A.Who
B. What
C. Where
D. How。