单项选择题

A．Current issues in economics.
B．Choices faced by conservationists.
C．A recent biology lecture.
D．Topics for a research paper.
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单项选择题
A．They will play tennis or baseball.B．They will go bicycling or hiking.C．They will go bowling.D．They will not have sports.
A．They will play tennis or baseball.
B．They will go bicycling or hiking.
C．They will go bowling.
D．They will not have sports.
单项选择题
A．The A41 at the Dome corner has few cars.B．The A1M near Hatfield, Harrow Road has heavy traffic.C．The A404, Harrow Road is very busy with many cars.D．The A1M is now flowing freely without problems.
A．The A41 at the Dome corner has few cars.
B．The A1M near Hatfield, Harrow Road has heavy traffic.
C．The A404, Harrow Road is very busy with many cars.
D．The A1M is now flowing freely without problems.
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