最近越来越多的小伙伴对于that是介词吗这方面的问题开始感兴趣，因为大家现在都是想要了解到此类的信息，那么既然现在大家都想要知道that是介词吗，小编今天就来给大家针对这样的问题做个科普介绍吧。

that没有介词的词性。that可用作形容词、代词、连词、副词，还可用于固定搭配。that用作关系代词，引导限制性定语从句。先行词可人可物，用法相当于who或which，但是在下列情况下多用that，先行词既有人又有物时，先行词有形容词最高级、序数词、不定代词等修饰时，先行词是不定代词时。

that造句

That will add strength to your argument.

那会增加你的辩论的力量的。

I have heard that he has been married before.

我听说他过去结过婚。

The drawer is so tight that i can't open it.

这抽屉太紧，我打不开。

That was a very large and whiskered man.

那人身材魁伟，蓄着小胡子。

That country was drained of its resources.