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【单选题】
A position obtained by crossing lines of position taken at different times and advanced to a common time is a(n) ______.A.
dead-reckoning position
B.
running fix
C.
estimated position
D.
fix
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A.
纵观历史，“另外的地方”无迹可寻。传统意义上，它很近，很少超过一天的徒步行程。但是，如今将我们联结在一起的同样的全球文化，却以其一致性威胁着要驯服“另外的地方”。
B.
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C.
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【简答题】按要求改写句子 1. Mr Green drives to his hometown every year. (用last Saturday改写) ________________________________________________________. 2. I think Eliza is the quietest student in my class. (对画线部分提问) ____...
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