試題詳解

37. Which of the following is true about the modern development of the flip-flop?
(A) Modern flip-flops originated from Indian toe knob sandals.
(B) Americans loved the Japanese flip-flop because of its bright colors.
(C) Rubber became the major material of the flip-flop before World War II.
(D) The sandals American soldiers brought home from Japan later became modern flip-flops.