-5/7.3/13-5/7.10/13+12/7

23. I................there once a long time ago and.............back since.

      A. went/have not been                                    B. go/am not

      C. have gone/was                                            D. was going/had not been

24. In the last hundred years, traveling................much easier and more comfortable.

      A. becomes                 B. has become             C. became                   D. will become

25. It is raining now. It began raining two hours ago. So it...............for two hours.

      A. rains                        B. is raining                 C. has rained               D. rained

26. Mike is playing chess. How long............he............. ?

      A. did/play                                                      B.is/playing

      C. has/play                                                      D. has/been playing

27. Today is Thursday and she ...........late twice this week. She......... late yesterday and on Monday.

      A. is/was                                                         B. has been/is

      C. has been/was                                              D. has been/had been

28. He........in the same house since 1975.

      A. has lived                 B. is living                   C. lived                        D. had lived

29. We.........him since he........married.

      A. didn’t see/got                                              B. haven’t seen/got

      C. don’t/get                                                     D. hadn’t seen/got

30. It..............for two hours and the ground is too wet to play tennis.

      A. is raining                 B. had rained               C. has rained               D. was raining

viết đoạn văn ngắn khoảng 5-7 câu để làm rõ ý ngĩa lời dặn của lạc long quân và âu cơ:"Kẻ miền núi, người miền biển khi có việc gì thì giúp đơc lẫn nhau, đừng quên lời hẹn"