It is moming,for the birds are singing.是早晨了,因为鸟叫了。
It was late, so I went home.天色已晚,因此我就回家了。
[注意]then(那么,因而),thus(因而),hence(因此),therefore(因此,所以)等副词常可放句首表示因果关系He was busy,therefore he could not come.他忙,因此不能来。
He studied hard,thus he got a full mark.他很用功,因而得了满分、
His car broke down,thus he was late for work.他的车坏了,因此他上班迟到。
It is winter now,hence the days will be shorter.现在是冬天,因此白天会短些。
(三)从属连词
用来连接主句和从句的连词叫从属连词从属连词可分为两类:引导名词性从句的从属连词和引导状语从句的从属连词
1.引导名词性从句的从属连词
引导名词性从句的从属连词有连接词that, whether和if,这些连接词在句中不充当任何句子成分;连接代词主要有who, whom, whose, which, what等,它们在句中可作主语、宾语、定语等;连接副词主要有when, where, how, why等,它们在句中可作状语(详情见名词性从句)。
We know( that)the earth goes round the sun.我们知道地球围绕太阳运转(宾语从句)
What we need is more time.我们需要的是更多的时间。(主语从句)
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