2021-2022学年度第33期总第864期  (6版)
Covered in darkness (P6)

I. Read the passage carefully and answer the questions.
1. When does light pollution happen?
_____________________________________________________
2. How are animals affected by light pollution?
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3. What is the aim of the passage?
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II. Translate the following sentences.
1. This year, Earth Hour was observed on March 26.
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2. The annual tradition, started by the World Wildlife Fund in 2007 in Sydney, Australia, was created to raise awareness for climate change.
_____________________________________________________
3. These creatures rely on the natural light cycle provided by the movement of the sun to help coordinate their sleep cycles.
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4. Animals have evolved on this planet with biological rhythms-changing that has profound effects.
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III. Guess the Chinese meanings of the following expressions.
observe the rules                                                     __________
raise awareness for                                                 __________
rely on                                                             __________
evolution                                                          __________

参考答案：I. 1. Light pollution happens when too much man-made light harms nature.
2. For nocturnal animals:
Their sleep cycles are disturbed, which disorientates them and harms their physical health.
For baby turtles:
They are attracted to lights and crawl inland or aimlessly down the beach until dawn when predators or birds get them.
For predators and preys:
Imbalance in the eco-system.
3. To raise people’s awareness of light pollution.
II. II. 1. 今年的地球一小时在3月26日庆祝。
2. 这项一年一度的传统由世界野生生物基金会于2007年在澳大利亚的悉尼创立，目的是为了提高（人们）对气候变化的认识。
3. 这些生物依赖太阳运动所提供的自然光循环来帮助协调睡眠周期。
4. 这个星球上野生物种按照生物规律进化__改变那种生物规律有深远的影响。
III. 遵守规定;提高对……的认识; 依赖; 进化