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【判断题】
纤维支气管镜检查术后2小时内禁食禁水。A.
正确
B.
错误
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【单选题】Which country has the first commercial power station that makes use of tidal currents?
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B.
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C.
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D.
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【单选题】Which is the country with the first commercial power station that makes use of ocean currents produced by tides? 查看材料
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B.
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C.
England.
D.
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B.
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A.
enthusiastic
B.
optimistic
C.
pessimistic
D.
domestic
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