Mary does ___ writing than speakingA.good at B.well in C.better at D.better in
问题描述：
Mary does ___ writing than speakingA.good at B.well in C.better at D.better in
答
答案：选D
即：Mary does better in writing than speaking.
解析：do well in=be good at 擅长,在...方面做得好,是固定词组,而且本句是形容词比较级的句子,所以用比较级
翻译：玛丽写得比说得好.
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