41. Nobody swept this street last week. …………………………………………………………………………………………………………… 42. They are going to open a new school here , aren’t they? …………………………………………………………………………………………………………… 43. You should have take these books back to the library. …………………………………………………………………………………………………………… 44. Your brother is washing the clothes, isn’t he ?. ……………………………………………………………………………………………………………. 45. Have you met him before ? ……………………………………………………………………………………………………………

=>

41. This street wasn't swept last week.

-> bị động QKĐ was/were (not) V3/ed

42. A new school is going to be opened here, isn't it?

-> bị động is/am/are going to be V3/ed

-> vế giới thiệu khẳng định -> câu hỏi đuôi phủ định

43. These books should have been taken back to the library.

-> should have V3/ed : lẽ ra nên

-> bị động : should have been V3/ed

44. The clothes are being washed by your brother, aren't they?

-> bị động HTTD is/am/are being V3/ed

45. Has he been met by you before?

-> bị động HTHT have/has S been V3/ed?