单项选择题

Modern industry must have developed ______.

A．before the Middle Ages
B．around the 19th century
C．in Greece or Rome
D．machines to take tests
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单项选择题
After reading the passage, you may conclude that ______ ．
A．the Indian system is also suitable for some small towns
B．the Indians were too simple to some small towns
C．our social system is much better than that existing Indian society
D．the Indian social system would be very difficult for our society
单项选择题
It may be concluded from the passage that testing ______ ．
A．should test only opinions
B．should always be written
C．has changed since the Middle Ages
D．is given only in factories
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