1.The diseases destroy people all over the world

->People are destroyed by the diseases all over the world

Cấu trúc bị động ở thì Hiện tại:

S+ is/am/are + V (P2) + (by + O)

2.They enjoyed a picnic in the mountain last sunday

->A picnic was enjoyed ( by them ) in the mountain last sunday.

Cấu trúc bị động ở thì Quá khứ:

S + was/were + V (P2) + (by + O)

3.Mai said:" I will vist Ha Long Bay next Sunday"

-> Mai said she would vist Ha Long Bay the following Sunday

⇒Lùi thì từ " Will→would"

⇒Chuyển từ "next Sunday→The following Sunday"

1 `to` People all over the world are destroyed by the diseases

`to` Form : S+is/am/are+V3/ed+(by+O)..... ( bị động thì HTĐ )

2 `to` A picnic was enjoyed in the mountain last sunday.

`to` Form : S+was/were+V3/ed+(by+O)..... ( bị động thì QKĐ )

3 `to` Mai said that she would visit Ha Long Bay the sunday after.

`to` Form : S+said+that+S+V(lùi thì ).......

động từ ở đây là will -> would

`UwU`