visitors will come to Beijing for the 2008 Olympic Games on August 8th. 

At the beginning, I found it hard to get up early. Now I ________getting up early.  

Mr. Wu is good ____ math. He teaches _____ math well.

Have you returned the book to the library ____?         --- Yes, I have ____ returned it.

Ten students in our class will celebrate their birthdays ______ October.