现在进行时

3.5 现在进行时   

3.5.1 结构      

由 Be(am/is/are) +动词—ing 构成。  

3.5.2 用法   

1)表示说话时刻正在进行的动作及行为,或者包括说话时刻在内的一段时间正在进行的动作。常用时间状语及标志词:now( at the moment ) , listen , look , this week , this evening , these days 等。       

Listen , Someone is playing the piano in the next room.      

听,有人正在隔壁房间里弹钢琴。 

2)表示一种渐进的过程。   

My younger brother is becoming more and more interested in English.      

我弟弟对英语越来越感兴趣。 

3)与always , all the time , forever等连用,表示说话人某种强烈的情感,如:赞许、 批评;喜欢、厌恶等。    

He is always thinking of others , not of himself .  

(表示赞许)他总是为他人着想,而不为自己。     

She is often doing well at school.  

(表示满意)她在学校学习挺不错的。    

Are you feeling better today?  

(表示亲切)你今天觉得好一些吗?     

One of my roommates is constantly leaving things about. 

(表示不满)我的一个室友老是乱扔东西。     

Some sellers are often knocking at our door and promoting their products to us . 

(表示不喜欢) 有些推销员老是敲我家的门,向我们推销他们的产品。   

4)表示移位的动词,如go, come, leave, start, arrive等,其现在进行时可表将来。       

She is leaving for Beijing next week.   

她下周将离开北京。 

My friend is coming for dinner.  

我朋友会来吃晚饭。 

3.5.3 句型        

1)肯定句:主语+ be(am/is/are) +动词—ing +其他。          

I am studying now .        

我正在读书。 

2)否定句:主语+ be +not+动词—ing +其他。          

I am not studying now.        

我现在不在读书。 

3)一般疑问句:Be+主语+动词—ing +其他?         

Is she studying now ?  Yes ,she is ./No, she isn’t .        

她现在在读书吗?是的,她在读书。/她不在读书。 

4)特殊疑问句:特殊疑问词+ Be+主语+动词—ing +其他?          

What are you doing now ?  

你在做什么?

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