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  3. 共用题干 The world has got rainforests whic

共用题干 The world has got rainforests whic

考试题库2022-08-02  16
问题 共用题干The world has got rainforests which cover 7% of the earth's surface.They grow around the earth's equator in South America,Central America,Africa,Southeast Asia,and Australia. Rainforests are important.(46)______.These rainforests are wet and warm.They get more than two meters of rain each year,and temperatures are usually between 24℃and 27℃．(47)______. Each area has a different environment with different plants,trees and animals.
(48)______.Every day a part of the rainforest,the same size as a football field,is destroyed because of human activities.(49)______,people cut down trees to make plantations to grow food,to get minerals or metals out of the ground or to build more and more houses.(50) ______.Cutting down trees must be prohibited and wild animals must be protected.If people break these rules,they must be arrested and severely punished._________（49）A:Therefore strict measures must be takenB:They give the earth oxygen,and are the home for half of the world's animals and plantsC:Because of a growing populationD:Unfortunately,these rainforests are in dangerE:Tropical rainforests are home to tribal peoples who rely on their surroundings for food,shelter,and medicinesF: They are divided into four different areas
选项 _________（49）
A:Therefore strict measures must be taken
B:They give the earth oxygen,and are the home for half of the world's animals and plants
C:Because of a growing population
D:Unfortunately,these rainforests are in danger
E:Tropical rainforests are home to tribal peoples who rely on their surroundings for food,shelter,and medicines
F: They are divided into four different areas
答案 C
解析 本题考查的是对上下文之间意义关系的理解和对文章细节的把握。根据上文内容此处应填写的是“它们给地球提供氧气，是世界上一半动植物的家园”。
本题考查的是对上下文之间意义关系的理解。根据下文此处内容是“雨林被分成不同的区域”。
本题考查的是对上下文之间意义关系的理解。根据下文内容这里应是 “不幸的是，这些雨林处于危险之中”。
本题考查的是对上下文之间意义关系的理解。根据下文内容，此处是“由于人口增加”。
本题考查的是对上下文之间意义关系的理解。根据上下文内容，此处是 “因此，必须采取严格的措施”。
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