48. A. day           B. year                 C. holiday              D. week

47. A. a walk                B. shop                C. school               D. something

46. A. go to work      B. stay at home         C. go hiking                       D. see friends

44. The teacher comes in and says, "Stop ____________. It's time for class."

     A. talk               B. talking                 C. to talk     D. talks

43. You can copy down my answers, ____________I'm not sure they're right.

A. although          B. or                C. so         D. because

42. David is __________running. He thinks doing some running is _________ his health.

A. good at, good at                       B. good at, good for

C. good for, good for                  D. good for, good at

41. ―What is he doing now?

   ―He __________soccer.

A. is playing        B. are playing           C. plays            D. playing

40. Yesterday I went to the library. Henry went there, __________.

A. either          B. too            C. also      D. only

39. ________ important ____________ English well.

A. It, to learn            B. It's, learn       C. It, learn    D. It's, to learn