题目内容：

l hate when people talk with their mouths full.1 it 2that 3 this 4 them

优质解答

l hate when people talk with their mouths full.1 it 2that 3 this 4 them
选1
这是形式宾语
只有it能有用这个功能
翻译
我不喜欢人们满口食物的讲话