He __________computer games when his parents left home. So he didn’t know where they were.

China Dream is a great way to gather people together and the fast development of our country.

He made it clear that only thepoint that new technologies hold the key to increasing productivity theeconomy in the long run.

Peter, do you know who____ my dictionary ?—Sorry , I don’t know I didn’t do it

It is said that the weather will____cold for another three or four days.