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IX. Complete the sentences with an appropriate preposition.
1. Cars of the future run __________ electricity.
2. Phong’s dream house looks _______ a UFO.
3. We’ll live __________ a hi-tech house __________ the moon.
4. Robots at home will help people __________ household chores.
5. Will your future house be __________ space?
6. Will robots take care __________ children?
7. __________ the future I will travel to the Moon __________ super car.
8. We might have flying cars __________ 2050.