12. Whenever I met him, ___ was fairly often, I like his sweet and hopeful smile.

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

11. Oh the wall hung a picture, ____, color is blue.

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

10. He lived in London for 3 months, during___ time he learned some English.

A. this　 　B. which 　　C. that 　　D. same

9. ____ has already been pointed out, grammar is not a set of dead rules.

A. As　 B. It　 C. That　　　 　D. Which

8. Recently I bought an ancient Chinese vase, ___ was very reasonable.

A. which price 　B. the price of which 　　C. its price 　　D. the price of whose

7. Dorothy was always speaking highly of her role in the play, _____, of course, made the others unhappy.

A. who 　　B. which 　　C. this 　　D. what

6. Carol said the work would be done by October, ___ personally I doubt very much.

A. it　 B. that　 C. when　 D. which

5. After living in Pairs for fifty years he returned to the small town _____ he grew up as a child.

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

4. The weather turned out to be very good, _______ was more than we could expect.

A. what 　　B. which　 C. that　　 D. it

3. In the dark street, there wasn't a single person ____ she could turn for help.

A. that　 B. who　 　C. from whom　 D. to whom