27. You can take any seat ___ is free.

A. in which　 　B. that 　C. where 　D. on which

26. My hometown is no longer the same ___ it used to be.

A. like　 　B. that 　C. as 　D. which

25. This is the girl ___ I believe was the driver of the car.

A. who　 　B. whom　 　C. in whom 　 D. /

24. The clever boy made a hole in the wall, ___ he could see what was going on inside the house.

A. on which　 　B. at which 　C. through which　 　D. in which

23. The brave man, ___ the tiger was shot, is a good hunter.

A. of whom　 　B. by that 　C. by whom 　D. by which

22. I, ___ your good friend, will try my best to help you out.

A. who is 　B. who am 　C. that is　 　D. what is

21. The place __ interest the children most is the Children's Palace.

A. what 　B. that 　C. where 　D. in which

20. July 1, 1921 was the day ___ the Communist Party of China was founded.

A. that 　B. on which 　C. which 　D. on that

19. I'll never forget the days ___ we spent together five year ago.

A. which 　B. when　 　C. where 　D. how

18. Did she tell you anything ___ had happened to her?

A. it　 　B. that　 　C. what 　D. which