2. These postcards are sent to us by our friends.

 - Bị động thì Hiện tại đơn: S + is/am/are + P2 + nơi chốn (nếu có) + by...+ thời gian (nếu có) 

3. They were told this story when they visited her last week by their grandmother.

 - Bị động thì Quá khứ đơn: S + was/were + P2 + nơi chốn (nếu có) + by...+ thời gian (nếu có) 

4. This train ticket was ordered for his mother by Tim

5. Her ticker was showed to the airline agent 

6. This cake was baked by Jim yesterday.

7, A new apartment is going to be bought next year.

 - Bị động thì Tương lai gần: S + is/am/are going to be + P2 + nơi chốn (nếu có) + by...+ thời gian (nếu có) 

8. These boxes were handed to the customer by the shop assistant.

9. The first prize was awarded to the reporter by the board 

(●≧ω≦)9

2. These postcards are sent to us by our friends.

3. This story was told them by their grandmother when they visited her last week.

4. This train ticket was ordered for his mother by Tim.

5. Her ticket was showed to the airline agent by her.

6. This cake was baked by Jim yesterday.

7. A new apartment is going to be bought next year.

8. These boxes were handed to the custommer by the shop.

9. The first prize was awarded to the reporter by the board.