答案解析

查看更多优质解析解答一举报i am able to look after myself (我能够照顾我自己）she is able to play the piano (她能够弹钢琴）Jokes are able to make people happy.

(笑话能让人快乐) be able to ＝ can＋动词原形 能,

会现在能：can ＝ am/i.

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