22、-- Alison, I'm sorry. I can't play tennis with you tomorrow morning.  

-- ________?  

-- I fell off my bike yesterday and my leg hurts.  

A. How is it              B. How come          C. So what         D. What's the problem  

21、His test results are not very consistent （一致的）. He does well week and badly the next.  

A. one                         B. another             C. the other             D. some  

20、The valley was ________ in sunlight, and the children were singing and jumping with joy.  

A. surrounded            B. covered            C. swum              D. bathed  

19、On February 11, a US satellite and a burnt-out Russian satellite ran into each other, ________ clouds of space debris （碎片） that could threaten nearby spacecraft.  

A. created                      B. creating            C. to create             D. has created  

18、-- Were you given a（n） ________ or did you have to do it?  

-- Well, you can never tell.  

A. chance                      B. responsibility         C. choice              D. opportunity  

17、-- You're talking too much.  

-- Only at home. No one ________ me but you.  

A. is hearing              B. had heard           C. hears               D. heard  

16、

-- Do you know how it ________ that the Mandarin Oriental Hotel caught fire on February 9th, 2009?  

-- Sorry, I'm in the dark about that.  

A. came out                    B. came about          C. came up            D. came off  

15、“I won’t have it ___ that we are responsible for Mr. Wang’s death. It’s unfair!” the director told reporters.

A. said                 B. saying                     C. to say                            D. says

14、--- Do you know our school will be enlarged soon?

--- Of course. It will be _____ in size, as far as I know.

A. very large 　     B. three times as large    C. the largest    D. larger three times

13、--- I want someone to write the composition for me.

--- No! As a student, you _________ depend on yourself.

A. shall                 B. will                  C. can                        D. may