—Paul, do you _________ an American friend?—No, I don’t. But my sister __________ one.
—This Saturday I’ll take part in an English composition competition. —______________________!
This morning the boy was late for school. _______, he left his schoolbag on the bus.
—_______________________? —He went shopping.
It’s reported that the price of the houses in this city is __________8 hundred every year.
_______the large population, we’ll _________ energy and water.