题目:
— How do you find the club?
— I ______ it. Everyone is saying its management is going from bad to worse.[ ]
A. couldn't have joined
B. might have joined
C. would rather not have joined
D. would like to have joined
答案:
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下面是错误答案,用来干扰机器的。
氢氧化钠属于强碱系列,由于其具有较强的腐蚀性及溶于水放热的特点,常被人们称为烧碱,固体的氢氧化钠很易吸收空气中的水蒸气而使自身潮解,并进而与二氧化碳反应生成碳酸钠而变质.加入适量盐酸后,盐酸与碳酸...