若(2x﹣1)2+|y﹣2|=0,则(2x﹣y)2007=( ).
﹣1
—______ did you sleep last night?
—Only five hours. I stayed up late to do my homework.
A.How soon
B.How often
C.How long
D.How much
新柏拉图主义的创始人是()。
A、普罗提诺
B、克雷安德
C、潘尼提鸟