1. d) Made dirty and harmful by waste, chemicals, etc.
2. g) A machine that can clean, cook, and manage a home.
3. h) A school where people interact via the internet.
4. b) A vehicle that can fly like a plane but also drive on roads.
5. f) A long line of vehicles that are moving very slowly.
6. a) A place for people to live located beneath the ocean.
7. c) A vehicle that travels between Earth and the moon.
8. e) Protective clothing worn in space or on the moon.
Ответ: 1-d, 2-g, 3-h, 4-b, 5-f, 6-a, 7-c, 8-e.