A.on
B.to
C.for
D.with
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A.to
B.on
C.of
D.for
A.off
B.reach
C.from
D.of
A.to
B.of
C.for
D.about
A.east two degrees
B.two degrees east
C.two east degrees
D.two-degrees east
A.astronomical observation
B.hydrographic survey
C.weather prediction
D.current sailing
最新試題
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