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  3. Both botany(植物学)and zoology are parts of a more general field of science, bi

Both botany(植物学)and zoology are parts of a more general field of science, bi

游客2024-02-25  51
问题     Both botany(植物学)and zoology are parts of a more general field of science, biology. The two are studies of【C1】______things, which share certain characteristics,【C2】______they are plants or animals. Botany deals with plants,【C3】______organisms that can manufacture their own【C4】______by the use of sunlight.【C5】______, on the other hand, deals with animals, those organisms that cannot manufacture their own food and are【C6】______dependent on plants for their food.
    Plants and animals【C7】______many abilities, but the extent【C8】______which plants can exercise some of those abilities is【C9】______.  For example, both plants and animals need food, water, and warmth for growth, but plants can【C10】______to acquire those needs only by the slow【C11】______of their leaves and roots,【C12】______animals can move large distances in relatively【C13】______time.  When an animal is hurt with a needle, the animal will【C14】______the part of the body being【C15】______. This ability to draw back【C16】______pain or irritation, called irritability, is【C17】______only to a very limited extent in plants.
    If plants have the same【C18】______and irritability as animals, animals would have a more difficult time finding food.  If animals were as limited as plants, they might have evolved a【C19】______of manufacturing their own food, as plants d9 now.  The world would be a very difficult place than it is if the characteristics of the plants and animals were【C20】______. [br] 【C1】
选项 A、alive
B、living
C、livable
D、lively
答案 B
解析 形容词辨析题。在此处该句的意思为:动物学与植物学都是对有生命的事物的研究，四个选项只有 living能用于此处，表示“活着的”。alive的意思为“活着的，活泼的”，不符合题意，并且alive只能作表语，不能作定语，因此A)可被排除；livable意为“(房子，气候等)适于居住的，可住的”；lively意为“活泼的，活跃的，栩栩如生的，真实的”，C)、D)两项的意思均不符。
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