can it be in the office ___you left your umbrella?选项：A where B in_英语解答

can it be in the office ___you left your umbrella?
选项：A where B in which
选哪个?为什么?

人气：464 ℃　时间：2019-11-15 07:39:12

解答

都可以的.
在此句中,where=in which