20. D
21.C
22.B
23.B
24.B
25.C
26. A
27.D
28.C
29.B
30.A
31. was
32.have been
33. will change
34.am staying
35. arrives
35. What is your favorite sport?
36. Tim doesn't play football as well as Mark.
37. Beckham plays football very well
38. When did you start playing basketball?
39. How about playing badminton this weekend?
40. Football is the most popular sport in Britain.
