36.From the first paragraph,we can know that bladderworts can________.
A.capture 50 small insects in a second
B.capture an insect in the shortest time
C.be found floating on a quiet lake
D.digest an insect in 1/50 of a second
解析 细节理解题。第一段指出,bladderworts能在1/50秒的时间内捕获一只小昆虫,是植物中已知的捕获动物速度最快的,因此选B。
答案 B
37.If the trap door of a meateating plant is closed,the plant________.
A.is fooling insects into taking a sip
B.is producing nectar
C.is tempting insects to come close
D.is enjoying a dinner
解析 细节理解题。第二段说,一旦“陷阱门”将猎物关起来,类似于人胃里的那些消化酶就开始慢慢地消化它了,由此判断D正确。
答案 D
38.Meateating plants can grow in wet and poor soil because they________.
A.can get nutrition from animals
B.don't need much food value
C.can make the most of such conditions
D.have developed digestive enzymes
解析 推理判断题。这些植物生长在潮湿贫瘠的土壤中,为获得生长所需的养分,在数千年的进化中,它们演化出了捕获昆虫的“陷阱”,由此推出它们主要从动物中获取养分,而不是从土壤中获取养分。
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