35. I discovered that Lin Qiaozhi had ______ her whole life to her patients.

　 A. moved　 B. leaded　 C. crowded　 D. devoted

34. Only after her mother came to help her for the first few months _____ to begin her project.

　 A. she was allowed　 B. was allowed she　

C. was she allowed　 D. she allowed

33. _____ a family of chimps wake up is our first activity of the day.

　 A. To watch　 B. Watching　 C. Watch　 D. Watched

32. Earlier that day, when they crossed the Rocky Mountains, they ____ to catch sight of some mountain goats and even a grizzly bear and an eagle.

　 A. tried　 B. had　 C, managed　 D. surrounded

31. It is so wet there that the trees are extremely tall, some _____ over 90 metres.

　 A. measure　 B. measured　 C. measures　 D. measuring

30. Skiing in the Rocky Mountains and sailing in the harbour make Vancouver one of Canada’s most popular cities _____.

　 A. to live　 B. to live in　 C. lived　 D. living

29. People say it is Canada’s most beautiful city, _____ by mountains and the Pacific Ocean.

　 A. surrounding　 B. surround　 C. to surround　 D. surrounded

28. The thought _____ they could cross the whole continent was exciting.

　 A. that　 B. what　 C. which　 D. why

27. We watched, amazed as fire _____ on the outside of the spaceship as the earth’s gravity increased.

　 A. broke up　 B. broke out　 C. broke in　 D. broke away