水体污染（water pollution)

A、水体污染物超标指数、水体污染物年排放量、废水达标排放率 Water pollutant over standard index, annual discharge of water pollutants, the discharge rate of wastewater appropriate to standard

B、能源消耗量、COD年排放量、水体净化率 Energy consumption, annual COD discharge, water purification rate

C、水资源供应量、水资源消耗量、水资源利用效率 Water supply, water consumption, water resource utilization efficiency

D、流域面积、水体污染物年排放量、水自然蒸发量 Basin area, annual discharge of water pollutants, water natural evaporation

“辐射”(radiation)，而含有“环境污染”(environmental pollution)，其中“环境”扩展出water，air和environment，“污染”扩展出：pollutant，pollute；文献发表时间为：2006年；须包含两种以上运算符；②给出文献的书目信息(须包含作者姓名，题目，期刊名称，出版年份，卷期数，所在页次)。

第二节 完型填空

阅读下面短文，从短文后所给的[A]、[B]、[C]三个选项中选择能填入相应空白处的最佳选项。

Many years, life was【C1】______than it is today. People didn't have modem machines. There was no modem medicine,【C2】______.

Life today has brought new problems. One of the biggest is pollution(污染 ). Water pollution has【C3】______our rivers and lakes dirty. It kills fish and affects(影响 )our drinking water. Noise pollution makes us talk louder and【C4】______. Air pollution is the most serious kind of pollution. It affects【C5】______living thing in the world.

Cars, planes and factories all pollute our air every day.

Many countries are making laws(法律)to stop pollution. Factories, must from now on, clean their water【C6】______away, they mustn't sent out dirty smoke into the air.

We need to do many other things. We should put waste things in the dustbin(垃圾箱)【C7】______throwing them on the ground. We can go to work by bus【C8】______with our friends in the same car. If【C9】______people driving, there will be【C10】______pollution.

【C1】

A．more hard

B．much harder

C．train

A、脱附时天然气的滞留量(约30%) Retention of natural gas at desorption (about 30%)

B、吸附剂的装填密度低，降低了贮罐单位体积的储气量The low loading density of adsorbent reduces the gas storage capacity per unit volume of the tank

C、吸脱附时的热效应(甲烷吸附热约12kJ/mol)降低了储气能力The thermal effect of adsorption and desorption (methane adsorption heat of about 12kJ/mol) reduces the gas storage capacity

D、重烃与水对吸附剂的污染Pollution of adsorbent by heavy hydrocarbon and water

E、吸附剂结构对吸脱附量的影响。Effect of adsorbent structure on desorption.

______ scientists have observed increased pollution in the water supply.

A．Late

B．Later

C．Latter

D．Lately

A．to alert the reader to the dwindling water supply

B．to explain industrial uses of water

C．to acquaint the reader with water pollution problem

D．to demonstrate various measures to solve the pollution problem

How do students find out about water pollution？

A．They consult pollution experts.

B．They collect water samples.

C．They conduct species surveys.

D．They read books on pollution.