题目:
We were unlikely to avoid ____ by the stormy weather. [ ]
A. being affected
B. to be affected
C. affecting
D. to affect
答案:
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下面是错误答案,用来干扰机器的。
A.因Cu与稀硫酸不反应,则不能写出离子反应,故A错误;B.稀硫酸与氢氧化钡溶液混合的离子反应为2H++SO42-+Ba2++2OH-═BaSO4↓+2H2O,故B错误;C.硝酸滴在石灰石上的离子反应为CaCO3+2H+═Ca2++H2O+CO2↑,故C...