问题
选择题
she works hard _______ English and she does well _______ it.
A at, in B in, at C with, in D in , in
答案
答案：A
work hard at是固定短语“努力学习；在……努力工作”； do well in 是固定短语，无论发生什么时态都不变“…做得好”，故选A。
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