题目内容：

she is afraid of staying in that house alone.这句为什么要用 of
还有这句he is capable of doing anything.

优质解答

区分be afraid to do sth 与be afraid of doing sth.be afraid to do sth.真正的意思是“害怕做某事”,也就是主语对做某事内心感到恐惧；be afraid of doing sth.表示主语内心里不情愿做某事,也可以说是不希望发生某...