1) Many explorers have _________________ to the North Pole. a) go b) been c) going 2) Nobody is here. They have ___________________ to find new species in the rainforest. a) gone b) been c) going 3) Edmund Hillary and Tenzing Norgay got to the top of Mount Everest ___________________. a) since 1953 b) almost 60 years ago c) for almost 60 years 4) Kate has been studying endangered species ____________________. a) for ten years b) since ten years c) ten years 5) He has been collecting fossils _______________ he was a student. a) for b) ago c) since

Present Perfect Simple and Continuous (Form 3 Unit 3 - English Close-Up)

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