若用一个正方形在某个月的日历上圈出9个数的和为126,则这9天中的第三天是( )
8
— Hello! I'd like to speak to Jim.
— _____ [ ]
A. I'm Jim.
B. That's Jim.
C. This is Jim speaking.
D. He is Jim.
避雷针架设高度保证无线体在其()度的保护范围内。
A.30
B.60
C.45
D.15