阅读下面短文，从各小题所给的四个选项中选出最佳选项。
Jack was born in a rich family. He is an adventurer（探险家）. He has traveled too many places and he enjoys his exciting ________ very much. But he often ________ finding other things to do, too. When Jack was 33, he ________ a small plane and learned to fly it. He soon learned ________ to make his plane do all kinds of tricks（技巧）.
Jack had a friend. His name was Martin. He was a ________ in a clothing company. One day, Jack asked Martin if he would like a ride in his plane. Martin thought, “I’ve traveled in big planes many times, ________ I’ve never been in a small one, so I’ll go along and check it out.”
They went up and Jack ________ around for half an hour. He did all kinds of tricks in the air. When they came down again, Martin was very glad to be back ________. He said to his friend in a shaky（颤抖的）voice, “Well, Jack, thank you very much for those two trips in your plane.”
Jack was very ________ and said, “Two trips?”
“Yes, my first one and my ________ one,” Martin answered.
11. | A．books | B．stories | C．trips | D．planes |
12. | A．thinks about | B．brings about | C．cares about | D．worries about |
13. | A．caught | B．drew | C．bought | D．fixed |
14. 15. | A．journalist | B．designer | C．postman | D．pilot |
16. 17. | A．walked | B．took | C．ran | D．flew |
18. | A．safely | B．quietly | C．slowly | D．properly |
19. | A．tired | B．excited | C．bored | D．surprised |
20. | A．second | B．last | C．next | D．later |
