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TOEFL Directory > TOEFL writing > answers for TOEFL reading unit two passage 7
answers for TOEFL reading unit two passage 7
67. D. " An increasing number of people are advocating a switch from chemical pesticides to a more organic approach to raising and rotecting the world's food supply. "
68.
69. C
70. D. remove A by "By using predator insects such as ladybugs, praying mantises, ...". remove B by" Intercropping, or mixing different crops together in the same fields, ..." . remove C by " Crop rotation has been used to control pests...", so we got D
71.
72.B
73. C. "A control program is developed that includes various cultivation, biological, and chemical control methods applied in the best sequence and timing to achieve the best results. "
74.A. "Although a sudden change to organic methods may reduce production..."
75. C. answer 73
76.A. "By introducing natural control methods, farmers can actually restore areas to more natural systems and thus help reclaim land that has become unproductive. "
77. put it at the third box.
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