he said that they would build a bridge. 中间为什么用that链接
问题描述：
he said that they would build a bridge. 中间为什么用that链接
答
宾语从句用that引导 ，that也可以省略
答
这是宾语从句
答
that只是一个连接词，起标识作用
答
宾语从句用that连接。
答
这是一句That引导的宾语从句,that后面的部分作为said的宾语,当然,在宾语从句中that可以省略.原句可改为：He said they would build a bridge.
答
宾语从句