問題詳情
▲ 下篇短文共有5個空格，為第36 – 40題，請依短文文意，選出一個最適合該空格的答案。The tiger may be more ancient and distinct than we thought. Tigers are less closely relatedto lions, leopards and jaguars 36 these other big cats are to each other, according to a newstudy. The genetic analysis also reveals that the tiger began evolving 3.2 million years ago, andits closest living 37 is the equally endangered snow leopard. 38 the popularity andendangered status of tigers, much remains to be discovered about them, including how theyevolved. It has long been known that the five species of big cat — the tiger, lion, leopard, jaguarand snow leopard — and the two species of clouded leopard are more closely related to eachother than to other smaller cats. But it has been difficult to pin 39 the exact relationshipsbetween them. So to find out more, scientists 40 an analysis of the DNA of all thesespecies.
【題組】36.
(A) than
(B) while
(C) before
(D) since
參考答案
答案：A
難度：適中0.416667
統計：A(25),B(18),C(6),D(7),E(0)