在英语语法中,宾语从句是非常重要的一种语法结构。而that作为宾语从句的引导词,是我们经常用到的。但是,许多人在使用时会有一个疑问:that是否可以省略?
首先,我们需要明确的是,that在宾语从句中是一个连词,用于引导从句,并且引导词that通常是可以省略的。
例如,在下面这个句子中,that就可以省略:
- I believe (that) he is a good teacher.
这个句子中的宾语从句为he is a good teacher,其中that可以省略,即:
- I believe he is a good teacher.
同样的,下面这个句子中,that也可以省略:
- She said (that) she would come tomorrow.
这个句子中的宾语从句为she would come tomorrow,其中that也可以省略,即:
- She said she would come tomorrow.
但是,需要注意的是,并非所有情况下that都可以省略。在以下三种情况下,that是不能省略的:
- 当宾语从句中的主语与主句的主语不同时,that不能省略:
- The fact (that) he is a doctor surprises me.
- 当宾语从句中有其他连词时,that不能省略:
- I hope (that) if he comes, he will bring his guitar.
- 当宾语从句位于介词后面时,that不能省略:
- We talked about the possibility (that) they might not come.
综上所述,that在宾语从句中通常是可以省略的,但是也有一些情况下that不能省略。因此,在使用宾语从句时,我们需要根据具体情况来决定是否省略that。