题目内容
【题目】Peter is afraid of __________ (run) fast.
【答案】running
【解析】
句意:彼得怕跑得太快。be afraid of doing sth害怕做某事,故答案为running。
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题目内容
【题目】Peter is afraid of __________ (run) fast.
【答案】running
【解析】
句意:彼得怕跑得太快。be afraid of doing sth害怕做某事,故答案为running。