问题
选择题
I think she is ______ at dancing than singing. [ ]
A. better
B. good
C. well
D. best
答案
答案：A
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I think she is ______ at dancing than singing. [ ]
A. better
B. good
C. well
D. best
答案：A
pC(g)。平衡后，在一定温度下，将气体体积缩小到原来的1/2，当达到新平衡后，C的浓度为原来的1.9倍。若压缩过程中温度保持不变，则下列说法正确的是（ ）