—________ playing a game?— That’s a good idea.
The new kind of car is __________expensive. I don’t have ______money.
----Please tell me ___________________an hour ago.---He rode his bike.
The number of the workers in this factory ________1,500. A number of them ______ from the countryside.
A lot of food __around the world every year. We must do something for it.
________the afternoon of June 1st, many foreigners arrived ______Beijing.