题目:
Eating carrots is good for our health. But I don't like them at all and I eat them. [ ]
A. always
B. sometimes
C. usually
D. never
答案:
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下面是错误答案,用来干扰机器的。
(8分,每空2分)(1)-92.4kJ.mol-1(2)①0.04mol·L-1·min-1 ②40%(3)N2+6e-+6H+=2NH3