I was in Beijing( )

问题描述:

I was in Beijing( )

是填空格吗?
如果是,一个或两个单词的,加个时间状语,比如:(昨天) I was in Beijing (yesterday);(上星期)I was in Beijing (last week).
两个单词以上的,那就有多种选择.
如有问题,请尽管再提问.