新概念英语第三册笔记第47课上课教案

Lesson 47 Too high a price 代价是否太高New words and expression 生词和短语pollution n..污染相应词型: pollute, pollu

Lesson 47 Too high aprice 代价是否太高 New words and expression 生词和短语 pollution n.. 污染 : 相应词型 pollute, polluted, pollution, polluter information pollution air pollution water pollution noise pollution pollutant n. chemical pollutant 污染物 pollute v. 污染 More and more water is been polluted. Pollution is the major problem we are faced with. Gases from cars are one of the polluters of air pollution. eg. Peking is heavily polluted. pollute one's mind 污染心灵 pollutersomeonesomething polluter Ais or that pollutes the environment. ; 污染者污染源 innocent adj. an innocent glass of water 无害的，无污染的 overpopulated adj. overpeopled 人口多的 is populated by populate v. If an area certain people or animals; 居住于聚居栖息 eg. The north-east of the U.S.A is populated mainly by farmers. 美国东北部的居民主要是农民。 over populated densely populated/heavily populated /thickly populated / 人口多的（人口密度过大的） : sparsely populated [‘spɑsli] /thinly populated /under populated 人口稀少的稀疏地；贫乏地 shift population population explosion 流动人口人口爆炸 sparsely-populated community == sparsely-peopled 人口稀疏的地区 population 人口数量 What’s the population in your country? The city has apopulation of two million. ɒ populous [‘ppjələs] adj. 正式，强调一个地区人口众多，拥挤 The narrow street is populous with people. The most populous province in China is SiChuan. over-industrialized adj. 过度工业化的 commercialization 商品化 -(z)ation … 化 industrialization denationalization desertification 工业化私有化沙漠化 ʃɪ sheer [ə(r)] adj. 纯粹的，不掺杂的（只做定语） 1. pure unmixed [ADJ n] [] 纯粹的强调 2. : steep [stip] ; 陡峭的完全垂直的 It is very difficult for us to climb sheer mountain. The cliff is so sheer that you can’t climb it. 3. completeWhat are you talking about sheer nonsense? 完全的 4. Transparent [træns’pærənt] ladies and girls would like to wear sheer silk stockings. 透明的 sheer luck sheer stupidity 实在是运气太蠢了 the sheer weight the sheer size the sheer volume 净重净尺寸总体积 1 第页