48. A. show          B. notice          C. require           D. promise

47. A. noise          B. voice           C. cry             D. shout

46. A. one           B. someone        C. his wife          D. the bear

45. A. said           B. went           C. did              D. thought

44. A. buy           B. get            C. send             D. return

43. A. learned        B. known         C. remembered      D. forgotten

42. A. whether       B. until           C. or              D. though

41. A. polite         B. careful         C. glad            D. afraid

39. --Excuse me, would you please tell me ________?

--Certainly. Go straight along here. It’s next to a hospital.  

A. how we can get to the post office     B. how can we get to the post office  

C. how get to the post office           D. how could we get to the post office