`1)` How can this safe be opened?

`2)` What books are being read this year?

`3)` How was the lost man found by the police?

`4)` By whom are the children looked after for you?

`5)` How long has the doctor been waited for?

`6)` What time can their papers be handed in by the boys?

`7)` By whom is this book lent?

`8)` How many marks are given to you by the teacher?

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`@` Wh-/How + be + S + V + (by + O) ... ? (tổng quát)

`@` Wh-/How + is/are + S + V-ing + (by + O) ... ?

`@`  Wh-/How + did + S + V-inf + (by + O) ... ?

@magnetic

Bị động:

- Wh + can  +S + be +V3/ed?

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

- QKD: Wh + was/were + S + V3/ed?

- HTD: Wh+ am/is/are + S + V3/ed?

- HTHT: Wh + has/have + S+ been + V3/ed?

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1. How can this safe be opened?

2. What books are being read this year?

3. How was the lost man found by the police?

4. By whom are the children looked after for you?

5. How long has the doctor been waited for?

6. What time can the boys' papers be handed in? 

7. By whom is this book lent?

8. How many marks are you given by the teacher? 

`color{orange}{~MiaMB~}`