due的用法及句法功能

due的用法及句法功能

1. 表示“到期的”“应付（还）的”“到期应付（还）的”，通常只用作表语。如：

The book is due on May 21st. 书5月21日到期。

The rent is due at the end of each quarter. 缴纳租金以每季度末为期限。

表示应付给或应给予某人，通常与介词 to 连用。如：

Respect is due to teachers. 教师应该受到尊敬。

Our grateful thanks are due to you. 我们应该感谢你。

You have not given what is due to me. 你欠我的钱还没有还。

2. 表示“预定的”“约定的”“预定要到达或发生的”，也通常用作表语。如：

When is the train due? 火车什么时候到?

I’m due for a pay rise soon. 我不久就要加薪了。

其后可接不定式。如：

The talk is due to last for three days. 会谈将持续3天。

Mary is due to leave at two o’clock. 玛丽定于两点钟动身。

The race is due to start in ten minutes. 还有10分钟赛马就该开始了。

3. 表示“适当的”“合适的”“应得的”，通常只放在名词前作定语。如：

We should pay due attention to this problem. 我们应对这个问题给予适当的注意。

You must put these things in due order. 你必须把这些东西按适当的顺序放好。

4. 用于习语due to，其意为“由于”“因为”。按照传统语法 due to 主要引导表语，一般不引导状语。如：

His absence was due to the storm. 他因暴风雨而缺席。

Her success was due to her hard work. 她成功是因为她努力工作。

但是在现代英语中，due to 也可用来引导状语。如：

He was late due to the very heavy traffic. 由于交通拥挤他迟到了。

5. 用于习语in due course，意为“到一定的时候”“没过多久”。如：

I shall answer your letter in due course. 在适当的时候, 我会给你回信的。

A formal contract will be sent to you in due course. 正式的合同将在适当的时候寄给你。