China __________ the WTO and became a new member of it.
Did you find the small village yesterday? — Yes, without any difficulty, for it has ______ changed over years.
Tom is _____ than Sam.
Find ways to praise your children often,____you’ll find they will open their hearts to you.
When did the Olympic olympic Torch Relay start in Fujian?—_____ May 11th , 2008. [ ]