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【单选题】
自秦汉至明清,中国古代行政区划经历了由郡县两级到州、郡、县三级制再到省、道、府、县四级制的演变,这体现了A.
中枢权力体系日趋完备
B.
中央对地方控制的加强
C.
各地经济联系日益密切
D.
经济发展区域化程度提高
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【单选题】New ways to treat arthritis may provide an to painkillers .
A.
alternation
B.
alternatives
C.
alternative
D.
choices
【单选题】New ways to treat arthritis may ( ) an alternative to painkillers.
A.
provision
B.
provide
C.
profit
D.
pronounce
【简答题】A) It was 45 years ago that Neil Armstrong took the small step onto the suce of the moon that changed the course of history. The years that followed saw a Space Age of scientific, ...
【单选题】A lot of cities are trying new ways to treat garbage mainly because ____. (细节题)
A.
they need new materials made from garbage
B.
they are short of useful materials
C.
their traditional ways of dealing with wastes are not efficient.
D.
their environment is becoming more and more dirty
【单选题】A lot of cities are trying new ways to treat garbage mainly because ______.
A.
their environment is becoming more and more dirty
B.
the traditional ways of treating wastes are not efficient
C.
they are short of useful materials
D.
they need new materials made from garbage
【简答题】The moon always ________(move) around the earth.
【单选题】It takes ______ for the moon to move round the earth.
A.
about thirty days
B.
about twenty-eight days
C.
twenty-seven days and eight hours
D.
twenty-nine days and twelve hours
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