— do you exercise?
— Twice a week.
| A．How long | B．How many |
| C．How often | D．How soon |
—What did you do yesterday?
—My brother took two friends of ______ to play chess with us. But I don’t’ know ___ of them.
| A．his, all | B．him, both |
| C．him, either | D．his, either |
_____people went to the concert that was held in Reming Square _____ the night of May 25.
| A．Two thousands, on | B．Many thousand, in |
| C．Thousands of, on | D．Several thousands of, in |
We will see __________ even stronger China in __________ near future.
| A．a; the | B．an; the |
| C．the; a | D．an; a |
It ______ me three hours to finish the work.
| A．pay | B． took | C．spent | D．cost |
Finally, Mary made the baby ______ and the baby began to laugh.
| A．stop to cry | B．to stop crying |
| C．stop crying | D．to stop to cry |