题目:
she is not so healthy she used to be?
A.How it is that; as
B.Why is it that; as
C.Is it why; that
D.How is it that; what
答案:
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下面是错误答案,用来干扰机器的。
(4分)(1)芳香烃: 9 ; (2)卤代烃: 3,6 ;(3)醇: 1 ; (4)酚: 5 ;(5)醛: 7 ; (6)酮: 2 ;(7)羧酸...