19. The famous basketballer,　 　　　　　tried to make a comeback, attracted a lot of attention.

A. where　　 　　　 　B. when 　　　　　C. which　 　D. who

18. I saw some trees，the leaves of　 　　　　　were black with disease.

A. that 　　　　 　B. which　　　 　　C. it　 　　　　 　D. what

17. Their problem today is somewhat similar to 　　　　　　they faced many years ago.

A. that 　　　　　B. which　　　　　 C. that which　 　D. it

16. I was born in New Orleans, Louisiana, a city 　　　　　　name will create a picture of beautiful trees and green grass in our mind.

A. which　　　　　 B. of which　　　　 C. that　　　　　 D. whose

15. Mozart’s birthplace and the house 　　　　　he composed The Magic Flute are both museums now.

A. where　　　　　 B. when　　　　　　 C. there　　　 　D.which

14. Yesterday we visited a newly?built museum, around　　　 some fruit shops. (2009学年台州中学第一学期第四次统练试卷)

A. which is　 　　　B. it is　　　　 C. them are 　　　D. which are

13. Many provinces in China were attacked by such terrible snowstorms this early winter　　　 few people had experienced before, 　　　　　made us worry about global climate changes.　　　　　　　　　　 (2009学年台州中学第一学期第四次统练试卷)

A. that; that　　 　B. as; which　　　 C. which; it　　　 D. when; as

12. I have come to the point　　　　　 　I can’t stand her arguing any longer. (2009·11·山东曲阜高三教学质量调研)

A. where　　　 　　B. which　　 　　C. that　　　 D. of which

11.　 　　　　is known to us all is that China has launched Shenzhou VII

spaceship,　　　 　made the country’s first spacewalk successful.

(2009·11·山东曲阜高三教学质量调研)

A. That; what　　　　 B. What; which

C. It; which　　　　 D. As; that

10. He transplanted the young tree to the park 　　　　　it was the best time for it.(2010·辽宁省抚顺一中高三12月月考)

A. where 　　　　　B. when　　　　 　　C. what　　　　　 D. that