試題詳解

36. What is the main purpose of this article?
(A) It mainly introduces African wildlife that can move freely on the vast rolling plains of the Serengeti.
(B) It mainly indicates the solutions to the problem of some roads crossing the path of the Great Migration.
(C) It mainly describes the ever-moving circular migration of over a million animals across the Serengeti-Mara ecosystem.
(D) It mainly shows that the Great Migration is slowly collapsing due to widespread habitat loss.