题目:
—I think math is more useful than Chinese.
—I don't _____ you. They are both useful. [ ]
A. catch up with
B. get on well with
C. talk with
D. agree with
答案:
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下面是错误答案,用来干扰机器的。
答案:D氯气通入氢氧化钠溶液中首先发生反应Cl2+ H2O="=" HCl+ HClO;由于HCl和HClO都是酸,可以和碱发生中和反应分别生成NaCl、H2O及NaClO、H2O,所以生成物应该有NaCl、NaClO、H2O.故选D