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英语
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Could 和 Be able to 各用在什么情况下,两者有什么不同?
人气:190 ℃ 时间:2019-12-08 17:55:10
解答
1)can could 表示能力;可能 (过去时用could),只用于现在式和过去式(could).be able to可以用于各种时态.They will be able to tell you the news soon.他很快就能告诉你消息了.2)只用be able to a.位于助动词后.b...
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