It is clever ________ you ________ me work out the maths problem.
| A．of; to help | B．of; help |
| C．for; to help | D．for; help |
To make us healthier, the teachers often see us ______ on the playground.
| A．took exercise | B．take exercise |
| C．take exercising | D．to take exercise |
Try to be careful. The ________you read, the fewer mistakes you will make.
| A．careful | B．more careful | C．carefully | D．more carefully |
－Loud music makes people ________to leave quickly.
－_________.
| A．want, So does it | B．to want, So it does |
| C．want, So it does | D．to want, So does it |
It will _______________. We should stay inside.
| A．rain heavy | B．be rainy | C．rain hardly | D．be rain hard |
About two _________boys took part in the running race.
| A．hundred | B．hundreds | C．hundreds of | D．hundred of |