【英语】试讲内容：非谓语动词之分词ppt
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广东普通专升本·公共英语主讲老师：试讲内容--非谓语动词之分词分词一、分词概述分词是动词非谓语形式的一种，包括现在分词（doing）和过去分词（done）。
现在分词doing表示：主动，动作正在进行。
过去分词done表示：被动，动作已经完成。二、分词的用法在句中可以作定语、表语、状语和宾语补足语。
1. 作定语
The child standing over there is my brother.
Have you got your watch repaired ？二、分词的用法2. 作表语
现在分词多表示主语所具有的特征，过去分词表示主语所处的状态。
They were very excited at the news.
The book is interesting and I'm interested in it.
Traveling is interesting but tiring. 二、分词的用法3. 作宾语补足语
I heard someone knocking at the door.
I found the boy beaten black and blue.
I am sorry to have kept you waiting for so long. 二、分词的用法4. 作状语
Given time, he'll make a fist-class tennis player.
Seen from the hill, the village looks more beautiful.
I ran out of the house shouting.
注：分词作状语时，它的逻辑主语就是句子的主语，否则分词前面必须有自己的主语。三、分词的时态和语态1. 时态
现在分词分一般式（doing）和完成式（having done），而过去分词（done）则没有时态形式的变化。
现在分词的一般式表示动作与谓语动词同时发生，或在谓语动词之前发生。
三、分词的时态和语态1. 时态：现在分词的一般式及完成式
（1）现在分词的一般式（doing）：表示动作与谓语动词同时发生，
或在谓语动词之前发生。
Knowing his uncle would come, he began to make some preparations.
Seeing the house on fire, he dialed 119.三、分词的时态和语态1. 时态：现在分词的一般式及完成式
（2）现在分词的完成式（having done）：表示的动作发生在谓语动词表示的动作之前，常用作状语。
Having finished his homework, he went to bed.
Having been there many times, he offered to be our guide.三、分词的时态和语态2. 语态：
（1）被动一般式：being done
（2）被动完成式：having been done
The question being discussed here is closely connected with everyone.
Having been shown around the lab, the guests were taken to see the library.
三、分词的时态和语态3. 否定形式：分词的否定式，由 not+ 分词构成，例如：
Not having enough hands, they couldn't finish their work in time.
Not knowing what to do, she came to ask for my advice.
四、分词独立主格结构当分词的逻辑主语与主句的主语不同时，带逻辑主语的分词短语成为独立主格结构，在句法功能上起状语作用。
Winter coming, it gets colder and colder.
The condition being favorable, he may succeed.
There being no taxis, we had to walk. 1. ____ from the outer space, the earth looks like a blue ball.
A. See B. Seeing C. To see D. Seen
2. Where do you normally have your hair ____ ?
A. being done B. do C. to be done D. done
DD3. ____ in the street, he could feel the happiness of Christmas.
A. Walked B. Walking C. To walk D. Having walked
4. ____ the plan carefully, he rejected it.
A. To have considered B. To consider
C. Having considered D. Considering
BC试讲结束，谢谢观看！
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