单项选择题

A．To see what happened to the survivors of the disease.
B．To study animals that can also get infected with the disease.
C．To look for the plants that could cure the disease.
D．To look for the plants that could cure the disease.
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单项选择题
A．His only son is dying.B．His mother died some time ago.C．He didn’’t look after his sick wife.D．He hasn’’t taken good care of his son.
A．His only son is dying.
B．His mother died some time ago.
C．He didn’’t look after his sick wife.
D．He hasn’’t taken good care of his son.
单项选择题
Why does the author discuss forcing everyone to buy the same car or eat the same food
A．To show that freedom of choice is absolute.
B．To show that the government has interfered too much in the lives of individual.
C．To suggest what would happen if uniforms became compulsory.
D．To predict the way the society will be in the next few generations.
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