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  • VIII. Read the following passage and mark the letter A, B, C, or D to indicate the best option for each of the blanks from 25 to 29:

    From the seeds themselves to the machinery, fertilizers and pesticides - The Green Revolution regimen depend  heavily on  technology. One...........(25)........ however, depends much more on technology - organic  farming.  Many  organic  farmers  use  machinery, but...........(26)..........chemical fertilizers or pesticides. ..........(27)..........chemical soil enrichers, they use animal manure and plant parts not used as food - natural, organic fertilizers that are clearly a renewable........(28)........ Organic farmers also use alternatives for pesticides; for example, they may rely........(29)..........natural predators of certain insect pests. Then, the need arises, they can buy the eggs and larvae of these natural predators and introduce them into their crop fields.

    Câu hỏi:
    • A. 
      alternative
    • B. 
      alternate
    • C. 
      alteration
    • D. 
      alternation

    Lời giải tham khảo:

    Đáp án đúng: A

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