試題詳解

26. Sean is buying a pair of hiking boots priced at $120. Which of the following options is NOT possible?
(A) He buys another pair of the same boots for $60.
(B) He only pays $96 for the pair of boots.
(C) He only pays $98 for the pair of boots and receives free shoelaces.
(D) He receives an extra pair of shoelaces for free.