二 被动句式的使用
在比较正式的资讯、商务、法律等英语文体中,被动句式因为其更突出客观性的宾语或者事实被广为使用。雅思的图表分析和议论文都是比较正式的文体,所以我们也应该注意多用被动句式。尤其是在以下两个方面:
1.主语不确定
Someone murdered the millionaire last night.
The millionaire was murdered last night.
2. 主语是泛指很多人或者大部分人
To improve the air quality, we should reduce the use of private cars.
To improve the air quality, the use of private cars should be reduced.
Most people think that we can get a large share of benefit in the sales campaign.
It is widely believed that we can get a large share of benefit in the sales campaign.
被动句的用法不仅体现在主句中,在从句、非谓语动词短语中都有可能用到,如:
It is important for nations all over the world to join hands to control the software piracy.
It is important for nations all over the world to join hands to have the software piracy controlled.
I dont expect that she returned. She is not expected to have returned.
I am not sure whether the college graduates will find jobs in the financially difficult year.
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