I am not sure if Tom____ home. If he________, I'll call you.
—I'm a little poor at English.What should I do? —I think you need ______ it every day.
A tourist will easily lost his way in Beijing ______ he has a map or guide.
—I haven't got a partner ______. —Maybe you can ask John for help.
______ English aloud in the morning will do you a lot of good.
I want to ______ what my teacher just said.