题目

Imagine an area 34 times the size of Manhattan. Now imagine it covered ankle-deep in plastic waste---- a total of about 19 billion pounds of garbage. 【1】.“We're being overwhelmed(淹没)by our waste，”said Jenna Jambeck, an environmental engineer who led the 2015 study that determined this astonishing number. 【2】, unless something is done to stop the tide of garbage.Plastic----a widely-used material----has in many ways been a benefit to humans but it has also caused a growing problem. Today, plastics are the No.1 type of garbage found in the sea. Ocean Conservancy, a nonprofit that organizes an annual coastal cleanup event worldwide, said plastic waste makes up around 85 percent of the garbage collected from beaches and oceans.Ocean Conservancy says plastics are believed to threaten(威胁)at least 600 different wildlife species(物种). 【3】 ; a growing body of evidence suggests humans are consuming plastics through the seafood we eat. A research suggests some plastics could be poisonous to humans, and could potentially increase the risk of health problems.【4】. At the Economist World Ocean Summit this week, ten nations announced to reduce plastic sea liter as part of UN Environment's CleanSeas campaign. 【5】Corporations also have a role, as do individuals. We can start by thinking twice before using single-use plastic products----and when we do use them, we should take care to properly throw them off or recycle.A. The following is what we should doB. And it's not just wildlife that's threatenedC. And this figure is likely to double by 2025D. But it's not just countries that need to do their partE. By 2050,that figure is expected to rise to 1000 piecesF. That's how much plastic waste ends up in our oceans every yearG. All of us have an important role to play in dealing with the problems 答案：【答案】【1】F【2】C【3】B【4】G【5】D【解析】本文属于议论文，介绍塑料垃圾问题越发严重，不但威胁野生动物，还影响人类自己，需要全世界通力合作。【1】根据前一句Now imagine it covered ankle-deep in plastic waste---- a total of about 19 billion pounds of garbage.可知，总共塑料垃圾为190亿英镑，F选项，这就是每年流到海洋里面塑料垃圾的数量，与前文切题，故选F。【2】根据后一句unless something is done to stop the tide of garbage.可知，除非采取一些措施来减少垃圾，而C选项，预计到2025年，数量翻倍，与后文形成条件关系，切题，故选C。【3】根据后一句a growing body of evidence suggests humans are consuming plastics through the seafood we eat.可知，不断的证据显示人类通过食用海产品也吸收了塑料，B选项，不仅动物受到威胁，与下文形成总分关系，切题，故选B。【4】根据本段后文ten nations 以及Corporations 可知，这个问题需要全世界共同合作，G选项，所有人都能够起作用，切题，故选G。【5】根据下一句Corporations also have a role, as do individuals.可知，企业和个人也有作用，D选项，不仅仅是国家可以采取措施，开启下文，切题，故选D。

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