This was the best model of a radio set the factory produced in 1970.
| A．that | B．where | C．which | D．when |
—Which country has________population ,China , India or America?
— China.
| A．the least | B．the largest | C．the smallest | D．the most |
I bought a new sweater last weekend. It________me 120 yuan.
| A．paid | B．took | C．cost | D．spent |
—You must look around when you go________the street.
| A．cross | B．past | C．across | D．On |
—________does your father play table tennis? —Twice a week.
| A．How long | B．How often | C．How soon | D．How far |
—To protect animals in danger ,we should peoplethem .
—I agree with you.
| A．ask, to kill | B．to stop , to kill | C．stop , saving | D．stop , killing |