試題詳解

42 Which is the main idea of this passage?
(A) Fragrance affects people and smells influence our minds and moods.
(B) The nose stuck in the middle of the face is more important than eyes and ears.
(C) Truck drivers can receive fragrance to keep alert whiling traveling long distances.
(D) Workers given a whiff of peppermint perform better than those given only pure air.