卫生类职称英语考试语法(14)
2015-03-03 16:24 来源:医学教育网
卫生类职称英语考试语法:
被动语态
构成:助动词be+及物动词的过去分词。
为什么使用被动语态?
(1)当我们不知道或者没有必要说明谁是动作的执行者时,如:
My watch has been stolen.
On Saturday night, on her way home from work, she was robbed.
(2)当我们要强调动作的承受者时,如:
Qu Yuan is also remembered on this day.
He will never be forgotten.
(3)当出于礼貌,措词等方面的考虑不愿说出谁是动作的执行者时,如:
You are requested to give a performance.
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