1) They are carrying out/doing some fascinating ________ into the language of dolphins. a) approach b) discovery c) research d) theory 2) Steve _______ his ambition of becoming a pilot. a) achieved b) set c) conducted d) reached 3) ________ of technology (галузь) a) part b) branch c) field  d) kind 4) They are ___________ some fascinating research into the language of dolphins. a) doing b) carrying out c) outdoing d) making 5) We ______ some improvements to the house before selling it. a) made b) did c) performed 6) The world changed rapidly after the _____of the phone. a) discovery b) invention 7) a leading ______ in the field of artificial intelligence a) inventor b) scientist c) researcher d) discoverer

Unit 12

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