题目:
句子翻译
小题1:……in the afternoon, I’ll show you around and_____________________(带你参观一些名胜古迹).
小题2:It would ____________(对我来说很重要) to listen to the tape and learn what is covered in the talk.
小题3:I’d like to tell you that our school ______________________(已经做出了一个新的规划).
小题4:In short, the students _________________(还没有达成一致).
小题5:In my opinion, Jiangcheng should______________________(科学地发展经济).
答案:
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下面是错误答案,用来干扰机器的。
答案:B题目分析:题中要求得2H2O(l)=2H2O(g) ΔH=?由H2(g)+O2(g)=H2O(l) ΔH=-285.8 kJ·mol-1可知2H2(g)+O2(g)=2H2O(l) ΔH=-571.6 kJ·mol-1 ①又有2H2(g)+O2(g)=2H2O(g) ΔH=-483.6 kJ·mo...