`43.` He was being looked after by his uncle while his parents were away.

`-` Bị động QKTD: S + was/were + being PII + (by O) 

`44.` All the tickets had already been sold when I tried to buy some.

`-` Bị động QKHT: S + had + been PII + (by O)

`45.` A decision will be made tomorrow 

`-` Bị động TLD: S + will be + PII + (by O)

`46.` Four people are going to be made redundant.

`-` Bị động TLG: S + is/am/are + going to be PII + (by O)

`47.` The internet is used every day.

`-` Bị động HTD: S + is/am/are + PII + (by O)

`48.` A lot of presents are given to me by Lan.

`-` Bị động HTD: S + is/am/are + PII + (by O)

`49.` What lesson was taught by Mrs. Thuy yesterday? 

`-` Wh_question + N + was/were + PII + (by O)?

`50.` Have all the tasks been finished by you?

`-` Bị động HTHT: `(?)` Have/Has + S + been + PII + (by O)?

`III`

`51.` B

`-` Bị động - Need + Ving: Cần được làm gì 

Bị động - các thì:

- Thì QKTD: S + was/were +being + V3/ed 

- Thì QKHT: S + had been + V3/ed 

- Thì TLĐ: S + will be + V3/ed 

- Thì TLG: S +am/is/are + going to + be V3/ed 

- Thì HTĐ: S + am/is/are + V3/ed 

- Thì QKĐ: 

(?) Was/Were + S + V3/ed?

- Thì HTHT:

(?) Has/Have+  S+  been + V3/ed ?

-----------------------------------------------------------

43. He was being looked after by his uncle while his parents were away.

44. All the tickets had already been sold when I tried to buy some.

45. A decision will be made tomorrow.

46. Four people are going to be made redundant.

48. A lot of presents are given to me by Lan.

49. What lesson was taught by Miss Thuy yesterday?

50. Have all the tasks been finished?

51. B

need + Ving:  bị động

`color{orange}{~LeAiFuRuiHuiBao~}`

`color{orange}{~LeAiFuRuiHuiBao~}`