CXBUSENTENCE实用学习教程.pptx

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1、uIf you want to spark a heated debate at a dinner party,bring up the topic of genetically modified foods.（Para.1）If you want to cause an intense debate at a dinner party,introduce the topic of genetically modified foods into discussion.如果你想在某次晚宴上引发一场激烈争论，那就提起转基因食品的话题吧。第1页/共16页uParticularly in countr

2、ies with long agrarian traditions,the idea seems against nature.（Para.1）Especially in the countries which have long traditions in agriculture,the idea of genetically modified food seems to violate the law of nature.Note that“with long agrarian traditions”is used as a post-modifier to modify“countrie

3、s”e.g.China is an ancient civilization with long history.特别是在农业传统悠久的国家，这一理念似乎有悖自然。第2页/共16页u genetically modified foods must be subjected to rigorous testing.（Para.3）genetically modified foods must undergo strict examination.转基因食品必须经过严格的检验。第3页/共16页uIn wealthy countries,the debate about biotech is tem

4、pered by the fact that we have a rich array of foods to choose fromand a supply that far exceeds our needs.（Para.3）In rich countries where there is a rich choice of foods and the supply goes far beyond what is necessary,the debate about biotechnology is moderated or softened.在富裕的国家里，关于生物技术的争论相对缓和是由于

5、有大量丰富的食品可供选择，而且供应远远超过需求。第4页/共16页Note:In this sentence there are two“that”clauses.The first one is an appositive clause,while the second one is an attributive clause.第5页/共16页uIn developing countries desperate to feed fast-growing and underfed populations,the issue is simpler and much more urgent.（Par

6、a.3）In developing countries extremely eager to feed their people who are increasing rapidly and who have had too little food,the problem is simpler and much more pressing.而在发展中国家，其迅速增长又吃不饱的人口迫切需要养活，问题就更为简单，也更加紧迫。第6页/共16页uDo the benefits of biotech outweigh the risk?（Para.3）Are the advantages of biot

7、ech greater than the risks?生物技术的好处是否大于风险呢?第7页/共16页u which means their babies are exposed to various birth defects.（Para.5）which means that their babies may suffer from various inborn defects.这意味着她们的婴儿可能会患有各种先天缺陷。第8页/共16页u which the body converts into vitamin A.（Para.6）the body can change beta-carote

8、ne into vitamin A.人体可将胡萝卜素转化为维生素A。第9页/共16页u food shortages are caused by crop damage attributed to pests,drought,poor soil and crop viruses.（Para.6）food shortages result from loss of crops as a result of pests,drought,poor soil and crop viruses.因虫害、干旱、土壤贫瘠和作物病毒而作物减产以致食物匮乏。第10页/共16页Note:in the senten

9、ce“attributed”is a past participle used to modify“crop damage”,and the structure can be changed into“crop damage that is attributed to pests,drought,”.第11页/共16页uYet for all that promise,biotech is far from being the whole answer.（Para.8）Though biotechnology could raise total crop productivity,it is

10、not the sole solution to the whole problem.尽管生物技术具有如此的潜力，但却远远不能解决所有问题。第12页/共16页u more than 1 billion people around the globe live on less than$1 a day.（Para.8）in the world over 1 billion people have less than$1 a day for living.全世界有超过10亿人口每天靠不到1美元维持生计。第13页/共16页uBiotech is not a panacea,but it does p

11、romise to transform agriculture in many developing countries.（Para.9）Biotechnology is not a solution to all the problems,but it really is expected to change agriculture in many developing countries.生物技术虽不是万灵药，但它确实有望革新许多发展中国家的农业。第14页/共16页“does promise”是动词强调式，用于加强语气。e.g.Thats exactly what she did say.You do look nice to day.WORD STUDYSTRUCTURE第15页/共16页感谢您的欣赏！第16页/共16页