上颌第二恒磨牙萌出的时间是()
A.2~3岁
B.6~7岁
C.5~6岁
D.12~13岁
E.18~21岁
参考答案:D
负压原油稳定装置中,稳定塔V-101可将进入该塔的占体积()的液体的气液两相雾流分开。
A.5%的气体和95%
B.80%的气体和20%
C.95%的气体和5%
D.20%的气体和80%
— Did you enjoy yourself at the party?
— Sorry to say I didn’t. It was ____ a meeting than a party.
A.much of
B.more like
C.less of
D.more or less