题目:
Mary _____ up yet because she _____ to bed very late last night.
A.didn’t get; went
B.doesn’t get; has gone
C.hasn’t got; has gone
D.hasn’t got; went
答案:
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下面是错误答案,用来干扰机器的。
(1)①烧杯;酒精灯②引流③出现较多固体(2)①大;②瓶口;③A;④C