Organic farming

文章大意

这篇雅思听力Part4讲座介绍有机农业：不用合成化肥、农药、除草剂和抗生素，靠可再生资源与循环维持地力；它属可持续生产，能提升土壤生物多样性，如蚯蚓密度和昆虫数量明显高于传统农田，并因健康需求推动有机食品销售快速增长。

题目与答案

1. Advantages

   · Organic farming is 31_____ .

   答案：sustainable

   原文定位：From this, we can see organic farming is a sustainable production system, which is one of its advantages

2. · It can boost the 32_____ of organic food products.

   答案：sales

   原文定位：Another benefit is that with the increasing consumer demand;the sales of organically produced food are promoted

   同义替换：「boost」↔「promoted」

3. · It can save necessary 33_____ for producing pesticides and fertilisers.

   答案：energy

   原文定位：the development of organic farming can lower the demand for these fertilizers and pesticides, so it is conducive to the conservation of essential energy

   同义替换：「save」↔「conservation」，「necessary」↔「essential」

4. Comparison with traditional farming

   · 34_____ which double in number may attack organic vegetables.

   答案：insects

   原文定位：Moreover, the biodiversity in organic farming can also be reflected in the number of insects, which is twice as many as those in traditional farms

   同义替换：「double in number」↔「twice as many」，「attack」↔「damaged」

5. · Production of organic vegetables such as tomatoes and 35_____ is 40% lower.

   答案：potatoes

   原文定位：For example, organic vegetables like tomatoes and potatoes yielded are forty percent less than conventional ones

   同义替换：「production」↔「yielded」

6. · Winter weed production is 36_____ lower than it used to be.

   答案：10%

   原文定位：research has also found the number of weeds produced in winter is about ninety percent at present, which has decreased by ten percent than before

   同义替换：「lower」↔「decreased」，「used to be」↔「before」

7. · Production of organic products for animals including organic 37_____ keeps the same.

   答案：grass

   原文定位：These days, a variety of organic products are cultivated not only for humans, but also for animals. For example, organic grass;its production has remained constant these years

   同义替换：「products」↔「cultivated」，「keeps the same」↔「remained constant」

8. 38 What happened to organic farming in India?
   • yields increased.
   • farmers were reluctant to accept it.
   • farmers could apply it successfully by following instructions.

   答案：yields increased.

   原文定位：According to one study, organic farming was proposed in India in the early nineteen sixties;The study shows that in two thousand and sixteen, India became the country with the largest number of organic products, and the production of crops kept growing year on year

   同义替换：「yields」↔「production」，「increased」↔「growing」

9. 39 Conclusion in international organic farming review focuses on
   • whether people are interested in organic farming
   • comparing different methods of organic farming in different countries
   • weather organic farming is beneficial to wildlife

   答案：weather organic farming is beneficial to wildlife

   原文定位：the last part of the review is mainly talking about whether organic farming brings positive effects to animals

   同义替换：「focuses on」↔「mainly」，「Conclusion」↔「last part of」，「beneficial」↔「brings positive effects」，「wildlife」↔「animals」

10. 40 According to speaker, what is the main advantages of organic farming?
    • it depends on consumers.
    • it can produce food of more nutritional value.
    • it can protect the environment.

    答案：it depends on consumers.

    原文定位：However, as far as I'm concerned, it's you, the ones who buy organic products, that will decide what they can bring to you because market demand determines everything

    同义替换：「main advantages」↔「what they can bring to you」，「according to speaker」↔「as far as I'm concerned」，「depends on consumers」↔「market demand determines everything」