I like these movies.they are about chinese history改为含定语从句的复合句

问题描述:

I like these movies.they are about chinese history改为含定语从句的复合句

I like these movies which are about chinese history.

I like these movies which / taht are about chinese history.

I like these movies that/which are about chinese history.
引导词用that和which都可以,在从句中做主语.