题目内容：

1.The price of vegetables v______________ from season to season.

2. Chunxi Street is the c _______________ center of Chengdu.

3. The c ______________ between different ethnic groups caused a series of wars.

4.It suddenly o ______________ to me that I might have been taken in by him.

5. Many countries highly v ______________ China’s role in keeping world peace.

6. Zhang Wuben exaggerated the quantity of ______________ (营养物质) contained in

   beans and garlic, causing their price to rise rapidly.

7.. Having lost a leg in the car accident, the girl remained ______________ (乐观的)  

   and tried to cheer up other patients in her room.

8. The CEO of the company has announced his ______________ (打算，意图) to retire.

9. Zhen He was the first Chinese to make a ______________ (航海，航行) around the 

   world.

10. His ______________ (鼓舞人心的) speech gave encouragement to all the audience

present.