用所给单词的适当形式填空。
1. Who _________ (bring) the raincoat to you yesterday evening?
2. It's _________ (polite) to speak loudly in public.
3. You aren't _________ (allow) to take the book out of the library.
4. You did as _________ (careful) as Lucy in the exam.
5. As we know, the 16th _________ (Asia) Games will be held in Guangzhou in 2010.