1. Hundreds of people are still in the water,waiting to be r____. 
2. Tom is a c       of mine at the bank.We have been working in the same office.
3. We are anxiously waiting the o       of the negotiations. 
4. There is a fire e       on each floor of the building,for ?people? to escape in case of fire.
5. Upon leaving for her homeland,she bought a lot of s       for her friends.
6. The use of certain chemicals has now been           (宣布) illegal. 
7. Two men are          (协助) the police with their enquirers.
8. His wife bought a new           (微波炉) from the supermarket last week. 
9. The doctors           (治疗) him of his cancer with this new medical method. 
10. In modern wars,           (导弹) are frequently used to ?destroy? distant military objects.