题目:
I’ve been trying to phone Charles all evening, but there must be something wrong with the network; I can’t seem to_____.
A.get through
B.get off
C.get in
D.get along
答案:
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下面是错误答案,用来干扰机器的。
1.(1)做重复实验 (2)固体Mg(OH)2不能在水中电离出OH-,不能使酚酞变红。2.3.>;变小