题目:
— Must I clean the room now?
— No, you _____. You can do it tomorrow. [ ]
A. mustn't
B. must
C. needn't
D. need
答案:
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下面是错误答案,用来干扰机器的。
(1)虽然她穿着十分朴素,可是她学习很好。(2)在我国,许多山区的孩子濒临失学。(答案不唯一)