A line connecting all possible positions of your vessel at any given time is a ______.
A.
longitude line
B.
latitude line
C.
line of position
D.
Fix
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【简答题】句型转换。 1. Get up early, or you'Il be late for school. (改为同义句) ______ you ______ get up early, you'll be late for school. 2. I'll go to the city centre by subway. ( 改为同义句) I'll ______ ______ ______ t...