試題詳解

46. In the second paragraph, the author mentioned that “The business of eco-tours is increasing rapidly.” What does “eco” mean here?
(A) It means “economics” – the study of the way in which money and goods are produced and used.
(B) It means “ecology” – the way in which plants, animals, and people are related to their environment.
(C) It means “echo” – a sound that you hear again after a loud noise.
(D) It means “eclectic” – someone who chooses the best or most useful parts from many different ideas.