20. The old couple visited Paris again last week, 　　　　they met for the first time and fell in love.

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

19. When he came to himself, he found himself 　　　　to a tree, with his mouth filled with a towel.

A. to tie　　　　　　　　　　 B. tying　　　　　　　　　 C. being tied　　　　　　 D. tied

18. For these flowers, 　　　　is badly needed is plenty of water and sunshine.

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

17. All passengers 　　　　are expected to fasten the seatbelts when the plane takes off and lands.

A. on the board　　　　 B. on board　　　　　　　 C. on a board　　　　　 D. on boards

16. We didn’t plan the concert that way, but it 　　　　to be a great success.

A. worked out　　　　　 B. carried out　　　　 C. turned out　　　　　 D. made out

15. Mary has always thought of herself as a good dancer and never forgets to 　　　　others of it.

A. remind　　　　　　　　 B. remember　　　　　　 C. know　　　　　　　　　 D. introduce

14. He has never got a 　　　　job, because he travels around the world most of his time.

A. positive　　　　　　　　 B. perfect　　　　　　　　 C. permanent　　　　　 D. punctual

13. A car had a head-on 　　　　with a truck on the highway yesterday, killing 2 and injuring 3.

A. contest　　　　　　　　 B. collision　　　　　　　 C. conflict　　　　　　　 D. contrary

12. Here’s one of the best ways to protect your skin - ______ too much sunshine.

A. not to absorb　 　　　　　　　　　　　　 B. not having absorbed

C. having not absorbed　　　　 　　　　　　 D. don’t absorb

11. They _____ the young man in front of me from head to toe.

A. searched 　　　　　　 B. searched for 　　　 C. looked for 　　　　　 D. found