问题
选择题
Though it is _______, we will _______ at it .[ ]
A. work hard, work hard
B. a hard work, work hard
C. hard work, work hard
D. hard work, work hardly
答案
答案：C
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Though it is _______, we will _______ at it .[ ]
A. work hard, work hard
B. a hard work, work hard
C. hard work, work hard
D. hard work, work hardly
答案：C