单项选择题
Are there any （）before washing the decks?
A.require
B.required
C.requirements
D.requiring
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相关考题
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单项选择题
The sailors do cleaning and repair work （）the bosun.
A. under the supervision of
B. with the help of
C. in charge of
D. in the charge of -
单项选择题
The bosun is satisfied （）your work.
A.for
B.with
C.to
D.at -
单项选择题
Sometimes, it is necessary for （）to mix the paint.
A. chief officer
B. bosun
C. captain
D. second officer
