`-` BĐ :

`+` HTĐ : S + is / am / are + VpII ( by O )

`+` QKĐ : S + was / were + VpII ( by O )

`+` HTHT : S + have / has + been + VpII ( by O )

`+` TLĐ : S + will be + VpII ( by O )

`Ex.2`.

`2`.has been found

`3`.are planted

`4`.will be sold

`5`.was taken

`6`.has been discovered

`Ex.3`.

`2`.My sandwich has been eaten by a dog

`3`.The letter will be delivered tomorrow

`4`.Our train has been cancelled

`5`.A window in the classroom was broken by one of the students

`6`.Millions of bars of chocolate are eaten everyday

`\text{# TF}`

2 My sandwich has been eaten .

HTHT: S+ have/has+been+V3

3 The letter will be delivered tomorrow.

TLĐ: S+will be+V3

4 Our train has been cancelled.

  tương tụ câu 2

5 A window in the classroom was broken .

  QKĐ:S+was/were+V3

6 Millions bars of chocolate are eaten everyday by people.

  HTĐ:S+am/is/are+V3

bài 2:bổ sung

2 has been found

3 are planted

4 will be sold

5 was taken

6 has been discovered

 #THU NGUYEN 90095

 # TF