Read the following passage and mark the letter A, B, C or D on your answer sheet to indicate the correct word that best fits each of the numbered blanks from 1 to 5.

Today, many governments are promoting organic or natural farming methods (1) _____ avoid the use of pesticides and other artificial products. The aim is to show that they (2) _____ about the environment and about people's health. But is this the right approach?

Europe is now the biggest (3) _____ for organic food in the world, expanding by 25 percent a year over the past 10 years. Eating organic is (4) _____ way of defining oneself as natural, good, caring different from the junk-food-scoffing masses. As a journalist puts it: "It feels closer to the source, the beginning, the start of things”.

The organic approach means farming with natural, rather than man-made. Techniques such as crop rotation improve soil quality and help organic farmers compensate for the absence of man-made chemicals.(5) _____, for its ineffective use of land and labour, there are severe limits to how much food can be produced.

Đáp án đúng là: B
Giải thích
Đại từ quan hệ:
Ta dùng đại từ quan hệ ‘that’ thay cho danh từ chỉ vật ‘methods’ và ở vị trí chủ ngữ trong mệnh đề quan hệ.
Tạm dịch: Today, many governments are promoting organic or natural farming methods that avoid the use of pesticides and other artificial products.
(Ngày nay, nhiều chính phủ đang thúc đẩy các phương pháp canh tác hữu cơ hoặc tự nhiên để tránh sử dụng thuốc trừ sâu và các sản phẩm nhân tạo khác.)
→ Chọn đáp án B