Past simple irregular verbs

1. The old thermostat _____ when my brother dropped it.

• breaked

• broke

• broken

• breaken

2. They _____ to activate the security system before leaving the house.

3. My phone _____ many smart features, but it disappeared last week.

• had

• haved

• has

• haven

4. The robot _____ human commands because of its advanced A.I.

5. She _____ her finger on the scanner, but the fingerprint detection was wrong.

6. My grandfather _____ all his letters on a typewriter when he was young.

• writed

• wrote

• written

• writes

7. We _____ an MP4 player, and now I am playing music.