Làm siêu chi tiết giúp mình với ạ : Giữa các biến cố ngẫu nhiên có những mối quan hệ nào? Lấy ví dụ minh họa cho các quan hệ giữa hai biến cố.

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Chuyển sang câu bị động 36. This terrorist has kept 3 hostages for a week. …………………………………………………… 37. He hasn’t seen you for years. …………………………………………………………………… 38. The examiner will read the passage 3 times. …………………………………………………… 39. An earthquake destroyed the town. …………………………………………………………… 40. He didn’t type the letter last night. ……………………………………………………………… 41. They will pick me up at my house. …………………………………………………………… 42. When did you see him in that bank? …………………………………………………………… 43. A man returned the keys to me. ………………………………………………………………… 44. Mary will see her friends off at the station. …………………………………………………… 45. They have to pull down that building. ………………………………………………………… 46. He gave me a knife to cut this bread. …………………………………………………………… 47. They used to drink beer in England ……………………………………………………………… 48. She can sew 3 shirts a day. ……………………………………………………………………… 49. We consider that she is the best singer. ………………………………………………………… 50. Nobody has used this room for ages. ……………………………………………………………