单项选择题

A．Road accidents.
B．Street violence.
C．Drug abuse.
D．Lung cancer.
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单项选择题
A．Get ready for ecological changes. B．Adapt to the new environment. C．Learn to use new technology. D．Explore ways to stay young.
A．Get ready for ecological changes.
B．Adapt to the new environment.
C．Learn to use new technology.
D．Explore ways to stay young.
单项选择题
A．Based on the polls of public opinions. B．By interviewing people who file complaints. C．By analysing the domestic and international situation. D．Based on public expectations and editors’ judgment.
A．Based on the polls of public opinions.
B．By interviewing people who file complaints.
C．By analysing the domestic and international situation.
D．Based on public expectations and editors’ judgment.
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