Excel将以下哪个日期作为纯文本而不是序列数存储?()
A.June 23,2012
B.23-June-12
C.June 23 2012
参考答案:C
The little girl who got lost decided to remain _________she was and wait tor her mother.
A.where
B.what
C.how
D.who
平流沉淀池处理水量为30000m3/d,长为80m,宽为15m,深3.0m。新建一个30000m3/d的沉淀池,宽15m,深2.5m,要求进出水质相同,则新池的池长为()m。
A.54.4
B.48.9
C.75
D.80