1) Energy a) electricity b) nuclear power c) antibiotics d) vaccinations e) computer networks f) solar power 2) machines a) motorcycles b) nuclear power c) washing machine d) computer networks e) vacuum cleaner f) commercial airplanes 3) medicine/science a) communication satellites b) genetic engineering c) antibiotics d) computer networks e) vaccinations f) space travel 4) IT (information technology) a) computer networks b) washing machine c) motorcycle d) genetic engineering e) vacuum cleaner f) communication satelittes

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