the act       my act       this act       your act

4. Because it doesn’t _______, plastic waste is very harmful to the environment.

emit       ingest       biodegrade       incinerate

5. Finding a new form of _______ energy is the holy grail for many environmentalists.

clean and renewable       fossil fuel       cheap       modern and impressive

答案 1. 阅读课文并回答问题。

1. Where does the greatest proportion of plastic waste go? 

An estimated 79% of plastic waste ends up in landfill.

2. How might plastic enter the food we eat?

It’s thought that small fragments of plastic are ingested by fish and other sea life, and from there it enters the food chain.

3. What do Professor Thompson and Dr Geyer agree about?

They agree that products need to be recycled many times over, not just once.

4. Which word means ‘ability to be recycled’?

Recyclability.

5. True or false: The fact that plastic is durable is good for the environment.

False. Plastic being durable is bad for the environment, because it needs to be disposed of in other ways.

2. 请你在不参考课文的情况下完成下列练习。选择一个意思合适的单词填入句子的空格处 。

1. Marine biology and oceanography are related subjects.

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