"Thelecturerwasatallthinmanwithwhitehair.""Thenit_______Dr.Fellbecauseheisshortandfat.It_____Dr.Jones;heisthin."
A、can'tbe/mustbeD
暂无解析
Oursisbeautifulschoolwithalonghistory,____weareproud.
Your sister _______to visit you quite ofen,didn't she?
Roy: ______ It 's getting late.
Ellen: Must you go soon?
My sister wasn't in Paris last month ,so you _____her there.
His parents wouldn't let him marry anyone ____ family was poor.
