57.The wild banana seed in China is in danger because of________.
A.the expanding of farming work
B.the climate change in this area
C.the large number of Asian elephants
D.human's large consumption
答案 A [细节理解题。由第五段第一句可知,这种香蕉在中国西南部面临灭绝是因为农业的发展,故本题选A项。]
58.We can learn from the passage that________.
A.the seeds in the bank can be used now and then spread all over the world
B.India and Brazil haven't joined in the Seed Bank Project at present
C.there is only one seed bank in the world at present
D.the wild plants in places like India and China will never die out
答案 B [推理判断题。由第三段Paul Smith的话可知,印度和巴西还没有参与种子银行捐种子的活动,故选B项。其他三项与文章内容不一致。]
59.What does the underlined word “It” in Paragraph 6 refer to?
A.The extinction of plant species.
B.The Millennium Seed Bank Project.
C.Britain's seed bank.
D.Kew Gardens' next goal.
答案 B [细节理解题。本文主要讲的是伦敦种子银行和它所进行的“千年种子库计划”,结合It所在句子可知,是这项计划在和时间赛跑。因此选B项。]
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