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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.

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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)

(3)动词 ing 变化规则

情况

变法

例词

一般情况

直接加-ing

play--playing

walk--walking

以不发音的字母 e 结尾的 去 e 加-ing 动词

come-coming make-making

have-having ride-riding

write-writing

take-taking

“辅+元+辅”结构的动词

将末尾辅音字母双写, put—putting

再加-ing

swim—swimming

begin—beginning

drop--dropping, stop—stopping run--running

以 ie 结尾的动词

改 ie 为 y,再加-ing。 lie—lying

die—dying,

tie—tying.

课堂练习:

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写出下列动词的现在分词形式

work_______

sing_______

have _______

dance ______

make__________ live__________

lie_______ shop_______ get_________

study________ take_________ 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.
??? ? Who is reading at home right now? ? What is Mary doing at home right now? ? Where 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.

B. What

C. Where

D. How


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