1、Read the text“Chemical versus organic farming”and then answer the following question.Why did many farmers welcome the introduction of chemical farming?Because it is a great way to fight crop disease and increase production.Match the main ideas(A-D)below with the paragraphs.A What organic farming is
2、B Why man-made chemicals are still used in farming C Organic methods for producing rich soilD The problems with chemical farmingPara.1-2Para.3Para.4Para.5DACBverse v.对：对抗；与。相对不定式作后置定语表语从句in widespread use 在广泛使用中 in discussion 在讨论中on display 在展出中 under construction 在建设中in/on/under+n：表示被动意义introduce v
3、.引进；采用；介绍；引见；提出 myself 自我介绍introduction n.介绍；引见；引进；采用；引言；导论welcome v.欢迎；迎接；欣然接受；庆祝 adj.受欢迎的主语从句过去分词作后置定语定语从句宾语从句定语从句affect v.影响；感动；喜欢；假装 affection n.感情；喜爱；关爱 effect n.影响 have an effect/influence/impact on 对。有影响 side effect 副作用 take effect 生效；起作用effective adj.有效的；生效的rich adj.富有的；肥沃的；昂贵的 be rich in 富有
4、。；富含。过去分词作后置定语in turn:转而；进而；反过来make them ill:make+o+oc(adj.)in fact=as a matter of fact=in reality=actually 事实上 switch to 转向focus on doing 专注于keep the soil rich：keep+o+oc(adj.)使土壤肥沃keep sth free of sth 使。免受。伤害free adj.自由的；免费的；空闲的 v.免除；释放means n.方法；途径；手段make+o+oc(adj.)keep +o +oc(adj.)过去分词作后置定语主语从句表语
5、从句现在分词作结果状语定语从句put down deep roots 扎根深处；生根；定居主语从句同位语从句不定式作后置定语定语从句keep/stop/prevent/discourage sb from doing 阻止某人做某事serve/meet/satisfy the demand for 满足。的需求nowhere near able to meet the need 远远不能满足需要nowhere near enough 远远不够 nowhere near full 远远没有满nowhere near 远远不；远不及；离。很远sufficient adj.足够的；充足的 insuf
6、ficient adj.不足的 keep+o+oc(adj.)Complete the sentences in the tables.Para.Main IdeaDetail 1-2 Pesticides can kill helpful _Some pesticides have been _ because of the _Crops grown with chemical fertilisers usually _ to be full of _.bacteria and insects prohibited damage they cause to people and the en
7、vironmentgrow too fast nutritionDPara.Main IdeaDetail 3Many organic farmers use _ as fertiliser.4 They often _ grown in each field _.They also plant crops that use _ of the soil to help keep it rich.5 Organic farming is nowhere near able to meet the high _waste from animals change the kind of crop every year different depths need/demand for food around the world natural ACBFinish your essay and revise it based on the feedback.
