of是介詞，后面加動詞的ing 形式。
be afraid of doing ，主要表示擔心會發(fā)生某事，是一種無意行為。
例句：The girl was afraid to speak English before so many people because she was afraid of making mistakes．
翻譯：這個女孩不敢在那么多人面前說英語，因為她怕出錯。
of是介詞，后面加動詞的ing 形式。
be afraid of doing ，主要表示擔心會發(fā)生某事，是一種無意行為。
例句：The girl was afraid to speak English before so many people because she was afraid of making mistakes．
翻譯：這個女孩不敢在那么多人面前說英語，因為她怕出錯。
