单项选择题

A．It was decreasing.
B．It was increasing.
C．It remained almost unchanged.
D．It was going up slowly.
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单项选择题
A．Nuclear reactors can be of little use to people.B．Radiation is dangerous, so is nuclear energy.C．Nuclear energy poses a big threat to the safety of the population.D．Nuclear energy is human being’s best hope for the futur
A．Nuclear reactors can be of little use to people.
B．Radiation is dangerous, so is nuclear energy.
C．Nuclear energy poses a big threat to the safety of the population.
D．Nuclear energy is human being’s best hope for the futur
单项选择题
A．On the first page of the telephone book.B．At the end of the telephone book.C．In the front of the white pages.D．Right after the white pages.
A．On the first page of the telephone book.
B．At the end of the telephone book.
C．In the front of the white pages.
D．Right after the white pages.
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