单项选择题
Manila is a well-known （）rope.
A. natural fiber
B. synthetic fiber
C. moor
D. manila
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相关考题
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单项选择题
Ropes can be divided into three types: （）.
A. natural fiber rope, manila rope and synthetic rope
B. natural fiber rope, synthetic rope and wire rope
C. synthetic rope, manila rope and wire rope
D. synthetic rope, manila rope and wooden rope -
单项选择题
Ropes can be divided into （）basic types.
A.3
B.4
C.5
D.6 -
单项选择题
It is very important for every sailor （）the characteristics of the ropes so that they can be for right jobs.
A.knowing
B.know
C.to know
D.knew
