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【单选题】
Which of the following statements about deer populations is supported by the information in paragraph 4?
A.
Deer populations reached their highest point during the 1940s and then began to decline.
B.
The activities of settlers contributed in unexpected ways to the growth of some deer populations in later times.
C.
The clearing of wilderness land for construction caused biotic changes from which the black-tailed deer population has never recovered.
D.
Since the 1940s the winter populations of deer have fluctuated more than the summer populations have.
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The color, surface electric resistance, free radical groups, and roughness of the material to be bonded
B.
The weight, surface free energy, smell, and roughness of the material to be bonded
C.
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D.
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A.
15分钟内
B.
30分钟内
C.
1小时内
D.
2小时内
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A.
looked after
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cared for
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better off
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A.
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B.
中共着力纠正“左”倾思想
C.
中共认清了革命的对象与动力
D.
大会纠正了右倾主义路线
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A.
堰桥站~市民广场站 ,西漳站~长广溪站
B.
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C.
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D.
西漳站~长广溪站 ,堰桥站~市民广场站
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A.
图象编辑
B.
摄像
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传输
D.
图象存储
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A.
faded
B.
diploma
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crisis
D.
infringement
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翻转
B.
保持
C.
置0
D.
置1
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A.
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B.
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C.
中国革命是不断高涨
D.
城市工作是党的工作中心
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A.
摄像
B.
传输
C.
图像存储
D.
图像编辑
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