31. It might have been a ghost, .......................?
32. It couldn't have been done by animals, .......................?
33. It's a pity that Seila didn't know about it, .......................?
34. You have heard about that, .......................?
35. Nam did the work well, .......................?
36. He didn't have to speak to me, .......................?
37. He won't fall down, .......................?
38. You wouldn't like the windown open, .......................?
39. He uesd to beat his wife, .......................?
40. She came very late, .......................?
41. Come and see me tomorrow, .......................?
42. I'd better go, .......................?
43. There's an examination tomomorrow, .......................?
44. You can't play tennis today, .......................?
45. She's been studying English for 2 years, .......................?
46. Your brother doesnt's like watching TV, .......................?
47. Let's listen to the radio, .......................?
48. Mary is reading a book in her room, .......................?
49. His parents won't buy him a new game, .......................?
50. You've just used the computer, .......................?
51. Turn off the television, .......................?
52. I'm late for the party, .......................?
53. They never go to the theatre, .......................?
54. His mother is very proud ò him, .......................?
55. The lift isn't working today, .......................?
56. Nothing could be done, .......................?
57. Everybody is here, .......................?
58. He didn't wake up this morning, .......................?
59. Baired didn't produce the first TV picture before 1920, .......................?
60. There are many interesting programs tonight, .......................?
31. It might have been a ghost, ..............might not it.........?
32. It couldn't have been done by animals, ................could it.......?
33. It's a pity that Seila didn't know about it, ............isn't it...........?
34. You have heard about that, .........haven't you..............?
35. Nam did the work well, .........didn't he..............?
36. He didn't have to speak to me, ...........did he............?
37. He won't fall down, ...........will he............?
38. You wouldn't like the windown open, .........would you..............?
39. He uesd to beat his wife, ..........didn't he.............?
40. She came very late, ...........didn't she............?
41. Come and see me tomorrow, ............will you...........?
42. I'd better go, ...........wouldn't I............?
43. There's an examination tomomorrow, ...........isn't there............?
44. You can't play tennis today, ...........can you............?
45. She's been studying English for 2 years, ...........hassn't she............?
46. Your brother doesnt's like watching TV, .................does he......?
47. Let's listen to the radio, ........shall we...............?
48. Mary is reading a book in her room, ...........isn't she............?
49. His parents won't buy him a new game, ...........will they............?
50. You've just used the computer, .........haven't you..............?
51. Turn off the television, ...........will you............?
52. I'm late for the party, ...........aren't I............?
53. They never go to the theatre, ............do they...........?
54. His mother is very proud ò him, ...........isn't she............?
55. The lift isn't working today, ..............is it.........?
56. Nothing could be done, .............could they..........?
57. Everybody is here, ........aren't they...............?
58. He didn't wake up this morning, .......did he................?
59. Baired didn't produce the first TV picture before 1920, ...........did he............?
60. There are many interesting programs tonight, ........aren't there...............?
em ơi, câu 1 là mightn't chứ nhỉ?! Tag question thì vế nháy đuôi đằng sau nếu là phủ định có not thì luôn dùng thể rút gọn nha!