题目内容
【题目】 语法填空,阅读下面短文，在空白处填入适当的内容（1个单词）或括号内单词的正确形式。
Styrofoam is a plastic with a bad reputation.
It cannot be recycled without releasing(释放) dangerous 【1】 (pollute)into the air. The U. S. Environmental Protection Agency 【2】 (say) it is the fifth largest creator of dangerous waste.
Scientists from the U.S. and China have discovered that mealworms can digest plastic. One mealworm can digest a pill-sized amount of plastic a day.
Study co-author Wei-Min Wu says that in 24 hours, the plastic 【3】 (turn) into carbon dioxide.
Are the worms hurt by 【4】 (eat)plastic? The study found that worms eating Styrofoam were as 【5】 (health)as worms eating bran(糠).
Styrofoam is a light-weight material, about 95 percent air, with very good insulation properties(绝缘性), according to Earthsource.org. It is used in products from 【6】 (cup) that keep your drinks hot or cold to packaging material 【7】 protects items during shipping.
“Solving 【8】 problem of plastic pollution is important. Landfill space is becoming limited.”says Wu, a Stanford University environmental engineering instructor.
About 33-million tons of plastic are thrown away in the United States every year. Plastic plates, cups and containers take 【9】 25 percent to 30 percent of space in America's landfills. One Styrofoam cup takes more than 1 million years 【10】 (recycle) in a landfill, according to Cleveland State University.
【答案】
【1】 pollution
【2】says
【3】is turned
【4】eating
【5】healthy
【6】cups
【7】that/which
【8】the
【9】up
【10】to recycle
【解析】
【1】pollution 句意：危险的污染。形容词修饰名词，故此处用名词，所以填pollution。
【2】says 根据句意可知是一般现在时态，主语是The U. S. Environmental Protection Agency，故填says。
【3】is turned the plastic和turn into之间是被动关系，根据句意可知用一般现在时态的被动语态，故填is turned。
【4】eating 固定搭配：by doing通过做某事，故填eating。
【5】healthy be动词后面用形容词作表语，故填healthy。
【6】cups 句意：来自杯子的。可知此处用复数形式，故填cups。
【7】that/which 此处考查的是定语从句，packaging material是先行词，从句缺少引导词，又缺少主语，故填that/which。
【8】the 句意：解决塑料污染的问题。此处表示特指，故填the。
【9】up 句意：容器占空间的百分之25到30.take up占时间、空间。故填up。
【10】to recycle 句意：一个聚苯乙烯杯子填埋之后需要100多万年时间才能降解。故填to recycle。故填to recycle。
