The author uses the phrase "weeding out" in the second paragraph to mean ______.
A. strengthening something that is weak
B. feeding something that is hungry
C. encouraging something that is efficient
D. getting rid of something that is unwanted
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A．Food production increases faster than population growth.B．The rate of population gro
A. Food production increases faster than population growth.
B. The rate of population growth exceeds that of food production.
C. Population and food supply increase proportionately.
D. Population growth started in the 18th century.
A．Hanging fans.B．Palm leaf fans.C．Basket fans.D．All of the above.
A. Hanging fans.
B. Palm leaf fans.
C. Basket fans.
D. All of the above.
A．Better transportation.B．Better distribution products.C．Mechanization.D．Refrigeration
A. Better transportation.
Better distribution products.
C. Mechanization.
D. Refrigeration.
A．The caravan was burned.B．The windows of the bank were blown out.C．The contents of th
A. The caravan was burned.
B. The windows of the bank were blown out.
C. The contents of the caravan were damaged.
Damage inside the vehicle was very serious.
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