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分词结构代替原因状语从句

来源:学生作业帮 编辑:拍题作业网作业帮 分类:英语作业 时间:2024/04/29 22:33:41
分词结构代替原因状语从句
As I was anxious to please him,i bought him a nice present=Being anxious to please him,I bought him a nice present.
Because so many people were absent,We decide to put the meeting off=So many people being absent,We decided to put the meeting off.
这里为什么要用Being anxious ,being absent 不直接用absenting
只有现在分词能代替原因状语从句?还是.看主动被动来决定是用现在分词还是过去分词...如果过去分词或者不定式可以做原因状语从句 麻烦举几个例子
因为anxious 和 absent 两个单词都是形容词,不是动词,而动词短语可以代替状语从句,因此加了being 联系动词,构成动词短语being anxious to ...
如: As he was ill, he didn't go to school
= Being ill, he didn't go to school
As he was nervous, he stood there saying nothing.
=Being nervous, he .
用现在分词还是过去分词要看主句的主语
Seeing from the mountain, I can have a good view of the village.
Seen from the mountain, the village is beautiful.,
这两句中,前面的一句用的是现在分词,因为是主语“I" 看的,用主动;而后句,主句的主语是village, 看就是被看了. 分词的主被动是由主句的主语决定的.