—When did you buy the book?—Two years ago.That is to say,I________it for two years.
—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.