"Thelecturerwasatallthinmanwithwhitehair.""Thenit_______Dr.Fellbecauseheisshortandfat.It_____Dr.Jones;heisthin."
A、can'tbe/mustbeD
暂无解析
The time has come _____ we make extensive use of nuclear energy.
I can still remember the sitting room ____ I used to sit in the evening.
It is imperative that you ____ here in time.
Gene: Shall I open this window?
Jodie: ______
My sister wasn't in Paris last month ,so you _____her there.