2. Listen again and fill in each blank with ONE word.
(Nghe lại và điền vào mỗi chỗ trống với MỘT từ.)
Smart homes
You can use your (1)_______to open and close doors and windows.
(2) _______can turn on and off without human control.
The (3) _________rings when someone breaks into the house.
Temperature, lights, and (4) _______at home can be controlled from a distance.
1. voices
2. Lights
3. alarm
4. devices