单项选择题

A．To study the problems of local industries.
B．To find ways to treat human wastes.
C．To investigate the annual catch of fish in the Biramichi River.
D．To conduct a study on fishing in the Riramichi River.
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单项选择题
A．A visit to a prison.B．The influence of his father.C．A talk with some miserable slaves.D．His experience in the war between France and Austria.
A．A visit to a prison.
B．The influence of his father.
C．A talk with some miserable slaves.
D．His experience in the war between France and Austria.
单项选择题
A．The food in the kitchen.B．The TV Programme.C．The roommate of the man.D．The coming exam.
A．The food in the kitchen.
B．The TV Programme.
C．The roommate of the man.
D．The coming exam.
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