14 câu Trắc nghiệm Tiếng Anh 6 Unit 7 : The time machine - Từ vựng: Công nghệ - English discovery có đáp án

You use it to cook food.

You watch different programmes on it.

You use it to talk to your friends.

You use it to boil water.

You use it to provide more energy for your mobile phone battery.