He started to walk faster and the children had to run to ________him.
| A．come up with | B．catch up with | C．keep up with | D．put up with |
—Look! What are the Browns busy with?
—Well, Mrs Brown is cutting the grass; ____, her husband is planting the roses.
| A．rather | B．instead | C．thus | D．meanwhile |
As we know, fresh air and proper amounts of exercise can____ good health.
| A．link to | B．contribute to |
| C．depend on | D．concentrate on |
The computer system____ suddenly while he was searching for information on the Internet.
| A．broke out | B．broke in |
| C．broke up | D．broke down |
The Chinese National Football Team won the game, ____ made us excited.
| A．that | B．which | C．what | D．who |
____ people were said to enjoy a “5-D” light show during the New Year celebrations in Shanghai.
| A．A large amount of | B．A large number |
| C．A good many | D．A great deal of |