1.在---起重要作用　　　　　　　　　　　 2.高兴地做某事

10.　 Which country is h_____ the Games this year?

9.　　　 It happened during your _____(缺席).

8.　　　 The old man died _____(安静地).

7.　　　 She is ____(未婚的).

6.　　　 Several companies are _____(竞争)for the contract.

5.　　　 Could you tell us what happened _______(简要地).

4.　　　 Few people realized the _________(重要性) of the discovery.

3.　　　 I’m d__________ at your success.

2.　　　 He decided to do the _______(可敬的) thing by resigning.