下列各点中,有太阳直射的是( )
A.90°S
B.40°S
C.赤道
D.66.5° N
一年内有阳光直射的是南北回归线之间.故选项A、B、D不符合题意.故选:C.
— Are there any English story books for us students in the library?
— There are only a few, ______. [ ]
A. if any
B. if some
C. if have
D. if has
压油装置的减载装置是为了减小油泵电机启动时的电压值