VIII:
Read the following passage and mark the letter A, B, C, or D on your answer sheet to indicate the correct word for each of the blanks 51 to 60.
We are using up the world’s petroleum. We use (51) _________in our cars and to heat our building in winter.Farmers use petrochemicals to (52) _________ the soil rich. They use them to kill insects (53) _________eat plants. These chemicals go (54) __________rivers and lakes and kill the fish there. Thousands of pollutants also go into the air and pollute it. Winds carry this (55) _________ air to other countries and other continents.
Poor farmers use the same land over and (56) __________ The land needs a rest so it will be better next year. However, the farmers must have food this year. Poor people cut down forests (57) _________ firewood. In some areas when the trees are gone, the land (58) _________ desert. Poor people can’t save the environment for the (59) ___________
This is not a problem for one country or one area of the world. It is a problem for all- humans. The people and the nations of the world must work together to (60) ___________ the world’s resources.
Trả lời câu hỏi dưới đây:
__________(53)
Đáp án là D. which thay thế cho danh từ chỉ vật “insects – côn trùng”