词汇运用
1. She suggested several ways to ________(使伤心的女孩高兴).
2. ________(由于种种原因), this kind of animal died out.
3. The driver ________(收了我5元的出租车钱).
4. Several boys of the group ________(被起诉) fighting in the street.
5. I think ________(讲座的门票) too expensive for a common student.
6. Your silence is ________(承认) of your guilt.
7. He ________(获利) of 5,000 dollars on the deal.
8. I think many local people will ________(从中受益) the development of the area.
9. The police will look into the case ________(涉及几个孩子的).
10. The equipment is still at the ________(实验) stage.
11. ________(科学技术的发展) has made it possbile to perform the operation.
12. You are ________(自愿的) to attend the party.
