丰城二期电厂发电量:I'm afraid of doing 和I'm afraid to do 有什么区别

I'm afraid of doing 和I'm afraid to do 有什么区别 i'm afraid to和i'm afraid of doing 之间的区别是什么？ it seems that i m afraid of being lonely i'm afraid so.怎么解释? I am afraid i do not _ a chance of getting the job. i'm afraid there is ____for all of us.A.no big enough room B. no room big enough i'm afraid there is ____for all of us.A.no big enough room B. no room big enough 选择题 I'm afraid that no one knows ___. Oh, I'm afraid that doll may be ( ) expensive. ____either you or I afraid of dogs?