1. The driver I ____the danger sign and then could not stop the bus on the hill.
2. The headmaster is t____ busy; he will be able to see you in a few minutes.
3. The next day, US President Franklin Roosevelt d____ war against Japan.
4. All of us finally agreed to his plan because of his p_____ language.
5. The young tennis player has often c____ against famous players, but so far he has always been beaten.
6. Three boys of the class were a_____ because of illness.
7. He is going to have some flowers d_____ for his girlfriend.
8. I think you should pay attention to your ______ (發(fā)音).
9. It's useful to read some _______ (簡(jiǎn)寫)English stories.
10. There is another _______(相似點(diǎn))between China and Rome.
11. The company spent a lot of money _____(推銷,宣傳)their products on TV.
12.There is a radar system ____(監(jiān)視) enemy planes at the top of the mountain.