Change the verb to the passive form

Sure! Here's how the sentences can be transformed to the passive form, with explanations included where needed:

### Câu 1: Change the verb to the passive form.

1. **Shakespeare wrote Hamlet.**
- **Passive:** Hamlet was written by Shakespeare.

2. **Mary chose this book.**
- **Passive:** This book was chosen by Mary.

3. **I will organize the party.**
- **Passive:** The party will be organized by me.

4. **Amy invited me to the movie.**
- **Passive:** I was invited to the movie by Amy.

5. **An earthquake hit Indonesia.**
- **Passive:** Indonesia was hit by an earthquake.

6. **My cat didn't kill the mouse.**
- **Passive:** The mouse was not killed by my cat.

7. **Water surrounds an island.**
- **Passive:** An island is surrounded by water.

8. **The students baked the cookies.**
- **Passive:** The cookies were baked by the students.

9. **We built the tree house.**
- **Passive:** The tree house was built by us.

10. **The boys didn't break the window.**
- **Passive:** The window was not broken by the boys.

### Câu 3: Change the sentence from active to passive.

1. **My grandpa built this house.**
- **Passive:** This house was built by my grandpa.

2. **Someone baked this cake two hours ago.**
- **Passive:** This cake was baked two hours ago.

3. **People speak English in Australia.**
- **Passive:** English is spoken in Australia (by people).

4. **People grow rice in many places.**
- **Passive:** Rice is grown in many places (by people).

5. **Somebody made this machine long ago.**
- **Passive:** This machine was made long ago (by somebody).

6. **Edison invented the phonograph.**
- **Passive:** The phonograph was invented by Edison.

7. **Someone rings the bell every hour.**
- **Passive:** The bell is rung every hour (by someone).

### Câu 4: Complete the sentence with the active or passive form of the verb.

1. (read) This book **is read** by many children all over the world. **(Passive)**

2. (will deliver) The package **will be delivered** this afternoon. **(Passive)**

3. (arrive) The plane **arrived** two hours late yesterday. **(Active)**

4. (steal) I am so angry. My bike **was stolen** yesterday. **(Passive)**

5. (will write) John **will write** a letter to me. **(Active)**

6. (confuse) I don't understand this. I **am confused** by it. **(Passive)**

7. (not invite) We **were not invited** to the party tonight. **(Passive)**

8. (happen) A car accident **happened** last night. **(Active)**

9. (visit) The Eiffel Tower **is visited** by millions of people every year. **(Passive)**

10. (bake) My mom **bakes** many cookies for the bake sale. **(Active)**

**Explanation:**
- **Passive voice** is used when the focus is on the action and the doer is less important, often introduced by "by."
- **Active voice** is used when the subject performs the action.
- The passive form of a verb usually includes a form of "to be" followed by the past participle of the main verb.