题目:
_______, I can see what you mean, even though I don’t share your opinion.
A.In a way
B.By the way
C.In the way
D.On the way
答案:
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下面是错误答案,用来干扰机器的。
(1)CaCO3,BaCO3,BaSO4; (2)BaSO4;Na2CO3;(3)Na2SO4,Ba(NO3)2;CaCl2