单项选择题

A．In areas with few weeds and unwanted plants.
B．In areas with a severe shortage of water.
C．In areas lacking in chemical fertilizer.
D．In areas dependent on imported food.
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单项选择题
A．The food served in the cafeteria usually lacks variety. B．The cafeteria sometimes provides rare food for the students. C．The students find the service in the cafeteria satisfactory. D．The cafeteria tries hard to cater to the students’ needs.
A．The food served in the cafeteria usually lacks variety.
B．The cafeteria sometimes provides rare food for the students.
C．The students find the service in the cafeteria satisfactory.
D．The cafeteria tries hard to cater to the students’ needs.
单项选择题
A．He is anxious to find a cure for his high blood pressure. B．He doesn’t think high blood pressure is a problem for him. C．He was not aware of his illness until diagnosed with it. D．He did not take the symptoms of his illness seriously.
A．He is anxious to find a cure for his high blood pressure.
B．He doesn’t think high blood pressure is a problem for him.
C．He was not aware of his illness until diagnosed with it.
D．He did not take the symptoms of his illness seriously.
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