Which of the following signs means “Save Water”?
A. 
B. 
C. 
—Excuse me, Mum. When can we have dinner?
—Not until it in half an hour.
| A．is prepared | B．will be prepared | C．had been prepared | D．was prepared |
Because of the terrible earthquake, some people in Ya’an became homeless and they had to ________the tents for the night.
| A．put away | B．put up | C．put off | D．put down |
—It is selflessthe most beautiful teacher—Yang Xiangming to lose his lifethe child in the river.
—I think so, he is so great.
| A．for; to save | B．of; to save | C．for; to saving | D．of; to saving |
—Chinese people are worried about the food they eat these days.
—Yes, the food safety is a serious in our country. We should try to solve it.
| A．subject | B．program | C．problem | D．opinion |
—Could you tell ______it is from your home to your school?
—It’s about fifteen minutes’ ride.
| A．how long | B．how often | C．how far | D．how soon |