—You won first prize in the physics competition.— Are you kidding? I made severa

题干

—You won first prize in the physics competition.
— Are you kidding? I made several terrible ______．

A．mistake

B．mistakes

C．problem

D．problems

上一题下一题 0.65难度单选题更新时间:2018-09-26 03:10:11

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