Excuse me , Sir . But smoking is not allowed here. —Sorry, I didn’t see the sign. I’ll ___________________ my cigarette at once.
Your mother was angry ______ what you said. [ ]
Mr.Green____gotobed____hefinishedhisworklastnight. [ ]
One is never _____ old _____ learn. [ ]
Do you like seeing a movie on your mobile phone?-No.Ido that because it makes me uncomfortable.