Công thức - bị động:

-Thì HTĐ: S + am/is/are + (not) + V3/ed 

-Thì HTTD: S + am/is/are + being + V3/ed 

-Thì TLĐ: S + will be + V3/ed 

-Thì QKĐ: S + was/were + V3/ed 

- S + can be + V3/ed 

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1. Garden is often planned to do.

2. Homework is being practised right now.

3. Many items will be prepared for the picnic next month.

4. The new words aren’t learnt every day.

5. Music was listened to last Sunday.

6. A long essay can be presented.

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1. Gardening is often planned to be done by them.

`-` Bị động HTĐ: S `+` is/am/are `+` PII/ed (By O) 

2. Homework is being practiced by him right now.

`-` Bị động HTTD: S `+` is/am/are `+` being `+` PII/ed (By O)

3. Many items will be prepared for the picnic next month by us.

`-` Bị động TLĐ: S `+` will `+` be `+` PII/ed (By O)

4. The new words are not learned every day by them.

`-` Bị động HTĐ: S `+` is/am/are (not) `+` PII/ed (By O) 

5. Music was listened to by people last Sunday.

`-` Bị động QKĐ: S `+` was/were `+` PII/ed (By O)

6. A long essay can be presented by him. 

`-` Bị động: S `+` can/could `+` be `+` PII/ed (By O)