—Excuse me. Could you tell me ______? —It will leave at 4:00 p.m.
What a loud noise! Oh, look! An airplane is flying _________ us.
If you have any problem, you can _________me for help. Which is wrong?
Over the river there is ____________ bridge.
—I don’t know if his uncle ____________.—I think he ___________ if it doesn’t rain.
Canada is larger than _________ country in Asia.