用所给词的正确形式填空。 1. The raincoat is used for (keep) off the rain. 2. It's hard (imagine) how they can improve English so quickly. 3. When you do your homework, you must be as (care) as you can. 4. What will you do after your work (finish)? 5. My recorder is broken. I'll have it (fix) up this afternoon. 6. If you have a chance to go to another country, you should try (not break) the rules of etiquette. 7. Never give up (achieve) your dreams, though you've met a lot of difficulties. 8. With the help of the (special) trained dog, he has a normal life. 9. Oh, time is short. You'd better (take) a taxi to the museum. 10. Because of the Olympic Games, Beijing was full of (tour) and athletes in July, 2008.