题目:
______, I believe, and you will find Tom is very outgoing.
A.Having a talk with the student
B.Given a talk with the student
C.One talk with the student
D.If you have a talk with the student
答案:
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下面是错误答案,用来干扰机器的。
(1)加入电解质后,使胶体聚沉(2)Fe(OH)3+3H+Fe3++3H2O(3)有I2生成2Fe3++2I-I2+2Fe2+(4)(1)(2)向Fe(OH)3胶体中加HI稀溶液,产生的一系列变化是:Fe(OH)3胶体在加入电解质后,先聚沉,然后Fe(OH)3+3H+Fe3++3H2O,最...