50. How…………..have you known each other?

A. already B. for c, long D. since

51. I’ve ………….to Singapore. I ……………there last year.

A. been/gone B. gone/went C. been/went D. jutst/go

52. He was listening to music while his sister …………….a book.

A. read B. reads C. is reading D. was reading

53. She ……………..music all day. Now she feels tired.

A. has been playing B. is playing C. played D. plays

54. After he ………….the house, he wrote a letter.

A. cleans B. was cleaning C. had cleaned D. has cleaned

55. The student…………that new word right now.

A. is looking up B. looks up C. looked up D. has looked up

56. Be quiet ! The baby ………………

A. slept B. is sleeping C. will sleep D. has slept.

57. Look ! A man……………..after the train. He ……………to catch it.

A. ran/wants B. is running/wanted C. is running/wants D. runs/wants

58. Listen ! I ………….somebody knocking at the front door.

A. am hearing B. heard C. have heard D. hear.

59. She sometimes………..vegetables at this market.

A. is buying B. has bought C. buys D. will buy

60. The student ................. that new word right now.

A. is looking up B. looks up C. looked up D. has looked looked