问题 选择题

In the past ,the miners had to be extremely         to bear the uncomfortable conditions at mines.

A.difficult

B.rough

C.tough

D.brave

答案

答案:C

B(表面)粗糙的,不平的,(人或举止)粗俗的,粗野的,粗暴的C坚韧的,结实的,能吃苦耐劳的

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