The gangway is one meter higher,（） it, please.

单项选择题The gangway is one meter lower, （）it please.

A.hinging
B.high
C.higher
D.highly

单项选择题（）the gangway, please.

A.Lower
B.Higher
C.Lowered
D.High

单项选择题（） you the officer on duty?

A.Is
B.Be
C.Are
D.Have

单项选择题Spread a （） net under the gangway.

A.safe
B.safety
C.danger
D.dangerous

单项选择题—What business do you have?—I want to （）your captain.

A.see
B.saw
C.seen
D.seeing