英语的一个句子里有that，，？？？什么意思，that+从句

Question

如题所述

Answer 1

1. that 如果引导名词性从句，that 就是一个连词，没有任何意思。如：
I didn't know that he was already 50. 我不知道他都已经50岁了。
2. that如果引导一个定语从句，那么that 的意思就是先行词的意思，即that 所代替单词的意思。
This is the house that I bought last year. 这就是我去年买的房子。追问

什么是导名词性从句

追答

名词性从句由4种从句构成：主语从句，表语从句，宾语从句和同位语从句。

Answer 2

问题补充：英语：在一个句子中，从句中的that什么时候可以不要，什么时候一定表语从句是一定要，it is that句型是一定要，还有像“she told me that +

Answer 3

你说的是It was that that that that that boy wrote on the blackboard was wrong.这句么？

Answer 4

作为定语啊。

Answer 5

也可能是强调句式