.
On April Fool’s Day people often play tricks _____ others.
| A．to | B．with | C．on | D．in |
After a knock at the door, the child heard his mother’s voice ____________ him.
| A．calling | B．called | C．being called | D．to call |
Not only I but also Brown and Kelly ___________ fond of rock music and computer games.
| A．is | B．are | C．am | D．be |
The company had about 20 notebook computers but only one third _________ used regularly.
Now we have sixty working all day long.
| A．is | B．are | C．was | D．were |
I think it was a bit boring to work here because there wasn’t always much to do.
| A．such | B．that | C．more | D．very |
At the 2003 Special Olympics in Ireland, more than 6,500 athletes from over 150 countries .
| A．participated | B．joined | C．benefited | D．relied |