一,名词没有现在进行时的变化,只有动词才有现在进行时态

现在进行时,常常与now,look,listen,at present等时间状语连用。

二、现在进行时的构成:be(am/is /are)+现在分词

三、现在进行时态的肯定式、否定式、疑问式及回答。

1、肯定式:be(am/is/are)+动词-ing

如:I am watching TV.

She is reading a book.

They are running.

2、否定式:be+not+动词-ing形式

如:The twins aren't cleaning their bedroom.

3、一般疑问句:be 动词提前。

肯定回Yes,主语+be.

否定回No,主语+be not.

如:Are you playing the pipa now?

Yes,I am. ,I am not.

4、特殊疑问句:

(1)对谓语动词进行提问:What +be +主语+doing+其他

如:What is the boy doing under the tree?

那个男孩在树下做什么

(2)对其他成分进行提问:疑问词+一般疑问句

如:Where is the man swimming?

那个人在哪里游泳