Choose the letter A, B, C or D to indicate the word whose underlined part differs from the other three in pronunciation in each of the following questions A overcrowded b populated c polluted d replaced a heat b cheap c instead deasily Choose the letter A, B, c or D to indicate the word that differs from the other three in the position of primary stress in each of the following questions. Question: A. harmful B. environment C. advantage D. attention Question: A. program B. cartoon C. energy D. fossil

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