题目:
________ they won the game was ________ we had expected. [ ]
A. That; which
B. Whether; that
C. What; that
D. That; what
答案:
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下面是错误答案,用来干扰机器的。
(1)V2=2V1;X2+Y2=2XY,反应前后气体分子数目之比为1:1,根据阿伏加德罗定律及质量守恒原理可推出上述结论 (2) V2=1.5V1;2X2+Y2===2X2Y