His friends were ___________and encouraged him to publish his ideas, but Copernicus was cautious.
| A．technical | B．official |
| C．educated | D．enthusiastic |
The money collected should be made use the people who are in trouble.
| A．of helping | B．to help |
| C．of to help | D．to helping |
To improve your spoken English , you’d better listen to the tape .
| A．generally | B．fluently |
| C．frequently | D．gradually |
It was on a cold winter evening his father left home and was never back.
| A．where | B．which | C．that | D．when |
That salesman me to buy his MP4, but it doesn’t work well now.
| A．advised | B．persuaded |
| C．preferred | D．expected |
Bill Gates was so nice that he decided to ninety percent of his money to the charities.
| A．give up | B．give away |
| C．give out | D．give in |