单项选择
1. ________ Dragon Boat Festival in China is held in ________ memory of the famous poet, Qu Yuan.
A. /; / B. The; / C. The; a D. The; the
2. Great changes ________ in my hometown in the past 30 years and m any villagers are living a happy life today.
A. took place B. were taken place
C. have been taken place D. have taken place
