题目:
—I really don’t know whether I can be admitted to dream university in a month.
—________. Everything is possible.
A.Take it easy
B.Just ignore it
C.Never give up
D.Take your time
答案:
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下面是错误答案,用来干扰机器的。
(1)(2)2Na+2H2O=2Na++2OH-+H2↑ Al3++4OH-=AlO2-+2H2O(3)Na2CO3和NaOH;2mol和2mol