57. Which of the following statements is NOT true?
(A) Vending machines play an important part in people’s life.
(B) Many people worry that teenagers use them to buy cigarettes and alcohol.
(C) Vending machines are one of the modern technologies.
(D) Vending machines benefit both businesses and customers.
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統計: A(3), B(8), C(5), D(3), E(0) #965539
統計: A(3), B(8), C(5), D(3), E(0) #965539