—Did you know that the earth is the home of animals?
| A．million | B．million of | C．millions of | D．millions |
—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 |