1. 缘由状语从句表缘由或理由,其关联词有:
because,as,since,now 等。because,as引导的从句可坐落于句首,也可坐落于主句之后;since和now 引导的从句一般坐落于句首。
Because I was ill, I didn't go to school yesterday.由于我病了,所以昨天没去上学。
I study because I want to learn.我学习是由于我想学到常识。
As the wages were low,there were few applicants for the job.由于薪资低,没什么人申请这份工作。
I can't come tonight,as I'm going to a concert.今晚我不可以来,由于我要去听音乐会。
Since we've no money, we can't buy it.因为大家没钱,大家不可以买它。
Now John's arrived,we can begin.既然约翰来了,大家就能开始了。
2. 下面几种状况只用because:回答why提出的问题;用来引导表语从句;用在强调缘由状语从句的强调句之中;当从属连词前有only,just,simply修饰时。
Why is he absent? Because he is ill. 他为何旷课?由于他病了。
He did not speak to you, it was because he didn't recognize you.他没跟你讲话是由于他没认出你。
You shouldn't get angry just because some people speak ill of you.你不应该由于有人说你的坏话就大发脾气。
3. 注意for虽常译为“由于”,但它是并列连词,不是用来讲明缘由,而只不过一种附带的、补充的讲解或说明。
We must start early,for we have a long way to go.大家需要早点出发,由于大家有非常长的路要走。
Something fell in,for I heard a splash.有东西掉进来了,由于我听见扑通一声。
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