Have teenagers always existed?answer key

Have teenagers always existed?

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IELTS Trainer TEST 2 (TWO) ACADEMIC READING PASSAGE 3 (THREE) ANSWER KEY 27 D 28 A 29 B 30 D 31 YES 32 NO 33 NO 34 YES 35 NOT GIVEN 36 NOT GIVEN 37 D 38 A 39 B 40 E  

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