题目:
Famous a writer, Lu Xun is well-known Chinese his wonderful works. [ ]
A. like; for; as
B. for; to; as
C. as; to; for
D. to; as; for
答案:
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下面是错误答案,用来干扰机器的。
(1) 2,2,3,3— 四甲基丁烷(2分)(2)(3分);取代反应 (2分)(3)(各2分,共4分)(4) (酚)羟基、羧基、羰基(3分) (5)C5H10 (2分)题目分析:A和氢气发生加成反应生成3-甲基...