1、有人提议高中学生毕业时把学过的课本留给下一届学生使用，你校的英语月报就此开设了“Is Recycling Textbooks a Good Suggestion?”的专题论坛，面向广大学生征文。请你写一篇120～150词的短文谈谈自己的看法。

21、I’m sorry, it’s      my power to make a final decision on the project.

A．over                       B．above                     C．off                         D．beyond

20、For our homework tonight, we have to write a       of the park we have visited.

A．revision                  B．length                     C．message                 D．description

19、You’d better give up smoking, for cigarette smoking      the risk of cancer.

A．multiplies         B．occupies              C．takes            D．achieves

18、—How can you use my computer without permission? 

—Sorry, I      to tell you. I hope you don’t mind.

A．have forgotten         B．forgot              C．will forget        D．forget

17、They were surprised that a child should work out the problem      they themselves couldn’t.

A．once                       B．then                        C．while                      D．if

16、—How is she getting along with her workmates?  

—Quite well. She is very      to other people’s feelings.

A．active                     B．simple                     C．sensitive                 D．valuable

15、The old road is less direct and a bit longer. We won’t take the new one,      , because we don’t feel comfortable on it.  

A．somehow                B．though                    C．therefore                 D．otherwise