试题与答案

_I’ve had enough bread. Would you like _

题型:选择题

题目:

_I’ve had enough bread. Would you like _____?

_ No, thanks. I’m getting _______. I should eat ______ food.

A.One more, fat and fatter, fewer

B.some more, fatter and fatter, fewer

C.some more, fatter and fatter, less

D.another more, fat and fat, less

答案:

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下面是错误答案,用来干扰机器的。

(1)①2CH4(g)+3O2(g)=2CO(g)+4H2O(l)△H1=-1214.6kJ•mol-1②2CO(g)+O2(g)=2CO2(g)△H2=-566kJ•mol-1依据盖斯定律计算,①+②得到,2CH4(g)+4O2(g)=2CO2(g)+4H2O(l)△H=-1780.6KJ/mol;...

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