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【单选题】
图为我国划设的东海防空识别区局部地区示意图。读图回答下列小题。在钓鱼岛及春晓油气田海域以东海区，洋流的运动方向是（）A.
自东北往西南
B.
自西北往东南
C.
自东北往西北
D.
自西南往东北
拍照语音搜题，微信中搜索"皮皮学"使用
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参考解析：
知识点：
皮皮学刷刷变学霸
举一反三
【单选题】Western nations have older and shrinking populations since they entered the 21st century and their ( ) birth rates have also posed problems.
A.
prejudiced
B.
respective
C.
fluctuating
D.
enlightening
【单选题】Western nations have older and shrinking populations since they entered the 21st century and their _____ birth rates have also posed problems.
A.
fluctuating
B.
flourishing
C.
enlightening
D.
motivating
【单选题】Western nations have older and shrinking populations since they entered the 21st century and their ______ birth rates have also posed problems.
A.
fluctuating
B.
enlightening
C.
investigating
D.
preserving
【单选题】Western nations have older and shrinking populations since they entered 21 st century and their _____ birth rates have also posed problems.
A.
high
B.
lowering
C.
fluctuating
D.
improving
【单选题】Western nations have older and shrinking populations since they entered the 21st century and their _______ birth rates have also posed problems.
A.
revolving
B.
investigating
C.
restoring
D.
fluctuating
【单选题】Western nations have older and shrinking populations since they entered the 21st century and their ______ birth rates have also posed problems.
A.
fluctuating
B.
enlightening
C.
investigating
D.
implementing
【单选题】. -- What does the sign on the wall read? --“ No person ______ enter it without permission.”
A.
will
B.
may
C.
shall
D.
must
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