The box is so heavy that he coundn't move it.在这句话里,coundn't

The box is so heavy that he coundn't move it.在这句话里,coundn't 能用be not able to
迷路的乱乱 1年前 已收到2个回答 举报

0005325 幼苗

共回答了22个问题采纳率:90.9% 举报

没有什么区别吧,can 和be able to 是一样的,could更委婉一点,我的理解是这样.

1年前

10

湘北狼族 幼苗

共回答了194个问题 举报

可以
is not able to ...
is unable to ...

1年前

2
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