—I really don’t know whether I can be admitted to dream university in a month.

—________. Everything is possible.

A．Take it easy

B．Just ignore it

C．Never give up

D．Take your time

地下汽车库的排烟风机的排烟量应按换气次数来定，则换气次数应不小于( )。

A．6次/h
B．5次/h
C．4次/h
D．3次/h