单项选择题

Stand by（）VHF CH16.

A.of
B.on
C.in
D.at

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热门试题

单项选择题M V Yanyuan No.1.（）is your course and speed?

A.When
B.Which
C.That
D.What

单项选择题When（）the pilot embark?

A.will
B.shall
C.can
D.may

单项选择题On which side（）I rig the pilot ladder.

A.will
B.can
C.shall
D.may

单项选择题My ETA（）Cheng Shan Tou lighthouse is 0900 hours local time.

A.of
B.in
C.on
D.at

单项选择题What（）your registry port, over.

A.are
B.is
C.were
D.was