—What’s the matter with John? He has been sitting there for hours.—A postcard from his father _____ an attack of home-sickness in him.
She is too young to help me. Let’s finish the work by ___ .
We’re looking forward to ___ London for the soccer game.
It rained heavily. The river ___ several meters.
China lies ___ the east of Asia and ___ the north of Australia.
—I want to go to the West Lake. But I don’t know the way.—A ___ will help you.