46. The author of the passage is primarily concerned with _______.
(A) discussing different theories about the transport of plant seeds to
Hawaii
(B) discussing the extent to which air currents are responsible for the
dispersal of plant seeds to Hawaii
(C) resolving a dispute about the ability of birds to carry plant seeds
long distances
(D) resolving a dispute about the adaptability of plant seeds to bird
transport
阿摩線上測驗
登入