A.Figures about some wild animals are astonishing.
B.“Nature” is the famous journal around the world.
C.Many endangered species are close to extinction.
D.Some rare species have appeared around the world.
答案:C 主旨大意题。根据文章第一段中的“an astonishing 41% of all amphibians on the planet now face extinction while 26% of mammal species and 13% of birds are similarly threatened”以及第二段中的“Many species are already critically endangered and close to extinction”可知,许多动物面临灭绝的困境。故答案为C。
5.The direct reason for the extinction of some species is ________.
A.continuous appearance of new species
B.destructive activities of human beings
C.more and more homeless animals
D.the great change of ocean ecosystems
答案:B 细节理解题。根据第三段第一句“In each case, the finger of blame points directly at human activities”可知,在每一种情况下,人类的活动都是应该直接遭到责备的,也就是说,人类的活动是一些动物灭绝的直接原因。故答案为B。
6.From paragraph 4 we know that another future threat is ________.
A.destruction of habitats
B.overfishing and pollution
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