1、Population Explosion,Unit Two,New Words & Phrases,Overpopulation: Excessive population of an area to the point of overcrowding, depletion of natural resources, or environmental deterioration.,人口过剩：由于地区内人口过剩而引起的过度拥挤、自然资源枯竭或环境恶化.,Sanitation: Formulation and application of measures designed to protect
2、public health.,卫生措施：为保护公众健康而设计或采取的措施.,city sanitation 城市环境卫生 environmental sanitation 环境卫生 food sanitation 食品卫生,Malnutrition: Poor nutrition because of an insufficient or poorly balanced diet or faulty digestion or utilization of foods.,营养不良：由于食量不足或食物结构不平衡、消化不良或食物吸收不良而引起的营养匮乏.,mal: 病，不适.,Starvation:
3、 The act or process of starving.,饥饿：挨饿的行为或过程.,Quadruple: To become multiplied or multiply by four.,使成四倍.,Family planning: 计划生育.,Blame 及物动词 blame sb. for sth. /doing sth.为某事责备某人/责备某人做了某事。如: He blamed his teachers for his failure.他把自己的失败归咎于他的老师。 2. blame sth. on sb.把某事归咎于某人。如: Its no use blaming our d
4、efeat on him.把我们的失败归罪在他头上是没用的。 3. be to blame (for)应(为)承担责任;该(为)受责备。注意此处不能用被动语态。如: He is more to blame than you.是他更应受责备,而不是你。 I am in no way to blame.决不该责备我。 Blame 名词 1. accept/ bear/take the blame for sth.对某事负责任。如: We were ready to take the blame for what had happened.我们愿对所发生的事负责。 2. put/lay the bl
5、ame for sth. on sb.将某事归咎于某人。如: He is trying to lay the blame on me.他企图把责任推给我。,You bet ：当然, 真的, 的确，肯定地,没问题. 例句: 1. You bet it is. 一定是这样。 2. They wont make it, you bet. 他们肯定办不成。 3. “Were you frightened by that bull? “ “Frightened? You bet I was; I was scared out of skin! “ “那头公牛把你吓坏了吧？“吓坏了？的确是吓坏了；我被吓得
6、魂不附体了！“,(俚）当然，的确，一定 “Will you tell her?“你会告诉她吗？ “You bet(I will).“当然（会）啦！,bet 原意为打赌，这里就有你跟我打赌吧，你准能嬴的，一种表示肯定的意思。是一种酷酷的年轻人的表达方式。所以，you bet 就等于of course，当然的意思。,You bet 俗当然, 真的, 的确,氢, H, Hydrogen 硼, B, Boron 碳, C, Carbon 氮, N, Nitrogen 氧, O, Oxygen 氟, F, Fluorine 钠, Na, Sodium 镁, Mg, Magnesium 铝, Al, Al
7、uminum 硅, Si, Silicon 磷, P, Phosphorus 硫, S, Sulfur 氯, Cl, Chlorine 钾, K, Potassium 钙, Ca, Calcium 铬, Cr, Chromium,锰, Mn, Manganese 铁, Fe, Iron 镍, Ni, Nickel 铜, Cu, Copper 锌, Zn, Zinc 砷, As, Arsenic 溴, Br, Bromine 钼, Mo, Molybdenum 银, Ag, Silver 镉, Cd, Cadmium 碘, I, Iodine 钡, Ba, Barium 金, Au, Gold
8、汞, Hg, Mercury 铅, Pb, Lead 铀, U, Uranium,Translation,1) A complete transformation of the profile of the world would thus occur.,2) Population growth is at the root of virtually all environment problems, including pollution and resources depletion, and indirect social disruptions.,3) The explosion of
9、 world population is an outgrowth of the industrial age, and three key factors are to blame: increased food production, disease control, and better sanitation. These advances greatly increased the survival rate of newborns, but this great change occurred in many countries without any decrease in the
10、 number of birth.,4) Population growth would have to be stopped; family planning and limited economical development are ways to bring the human population back in liner.,5) Small-scale economic development improved education, better health care, and contraception can reduce birth rates.,6) To be eff
11、ective, programs in such countries must take into account the effects of religious beliefs, psychological factors, and educational levels.,Writing,1) What is overpopulation?,2) What is the root cause for the explosion of world population?,3) What are the negative trends with the population explosion?,4) What methods should we take for stopping population growth?,Preparation for Unit 3-Erosion,See you next week!,
