Across
- 2. A ______ device can connect to the internet and work automatically.
- 5. Many people worry about their ______ when using online services.
- 6. You can ______ your phone to the speaker using Bluetooth.
- 7. The ______ turns on the lights when it detects movement.
- 9. A smartphone is a useful ______ that we use every day.
Down
- 1. Many companies invest in ______ security to protect their data online.
- 3. We use many ______ in the kitchen, such as a microwave and a fridge.
- 4. Someone tried to ______ my account and steal my personal information.
- 8. This machine is more ______ because it uses less energy.