原题
录音 1
What difference does the speaker point out between Santa Fe Island and Española Island?
AOne island is closer to the mainland than the other.
BMore tourists visit one island than the other.
CThere are more species of cactus on one island than on the other.
DTortoises went extinct on one island but not on the other.
正确答案：D
解题思路
老师暂未填写解题思路。