It is thought that the technique was developed in the wild to get necessary nutrients in poor quality soil—and even various plants grown in your vegetable garden still have the ability.

　　The researchers, publishing their finding in the Botanical Journal of the Linnean Society, said: “We may be surrounded by many more murderous plants than we think.” “We are accustomed to thinking of plants as being immobile and harmless, and there is something deeply frightening about the thought of meat­eating plants，” they added.

　　文章大意：最新研究发现：为了获得营养，很多植物都是昆虫杀手。

　　1．Tomatoes and potatoes kill insects to ________.

　　A．get more sticky hairs

　　B．make themselves grow better

　　C．make their roots stronger

　　D．avoid falling down to the ground

　　答案：B　细节理解题。由第一段第一句话“...some plants can kill insects in order to get additional nutrients.”可知，这些植物杀手杀死昆虫的目的是获得营养，当然是为了让它们自己长得更好。

　　2．The word “carnivorous” in Paragraph 3 most probably means ________.

　　A．fast­growing B．harmless

　　C．insect­killing D．nutritious

　　答案：C　猜测词义题。由画线词前面的these可知，此处指的是前面提到的“杀死昆虫”的植物。

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