做代词时候that与it区别
例如he did not make ( )clear when and where the meeting would be held.
答案括号里的填it但是填that不行吗
我知道了，that没有代替重句的功能只能代替单数名词或不可数名词
那么如果例题是the English spoken in USA is only a slightly different from ( )spoken in England.
答案是用that那为什么不能用it