选D.may
----Is John coming by train?----He may not because he likes driving his car.
约翰会坐火车来吗?他可能不会,因为他喜欢开车.
不能选A,must 是绝对不行,不允许的意思.比如:You mustn't go out.你不许出去.
选D.may
----Is John coming by train?----He may not because he likes driving his car.
约翰会坐火车来吗?他可能不会,因为他喜欢开车.
不能选A,must 是绝对不行,不允许的意思.比如:You mustn't go out.你不许出去.