33．What can we learn from Paragraph 3?①Birdsong can make human feel safe. ②People’s love for birdsong is important.③Birds are active in the spring and nice weather. ④Birds like to live in a natural and healthy environment.

13．Cigarette smoking is responsible ________ about 90% of deaths from lung cancer.

17．

四、语法填空（共10题，每题1分，共10分）36．Art has real _____________ when it helps people to understand life.(mean) 37. Parents often feel _________, knowing that all the efforts won’t improve their child‘s study. (help)38. She is never ____from class without good excuses.(缺席) 39. This last math exercise is ____________ the most difficult one that I have ever met.(possible)40. She ____not to tell her parents about her cheating in the math exam now.(敢于) 41. “We’ve come with good news,” Pat said   _______________   (cheer).42. Drinking eight _______ of water a day can make us keep healthy.(glass)43. Mr. Smith told his students to be more careful on _______ days.(wind)44. People are usually required to give a general self-introduction in a job ____.(面试)45. Some parents send their children to ____schools rather than public schools.(私立) 

12．Not only ________ do well in her study but she is also good at sports.

4．Jenny _______ have kept her word. I wonder why she changed her mind.

7．The island ________ he lived with his children is far from the town.

20．

5．We were asked to move out of the building because it ________ now.

26．How did the author feel when he stood in the checkout line at first?

10．If only I ________ a solid foundation in senior one! I wouldn’t be struggling in English now.

30．What does this story mainly want to tell us?