单项选择题
A.lowing B.lower C.low D.lowed
The gangway is one meter lower, （）it please.A.hingingB....
单项选择题The gangway is one meter lower, （）it please.
A.hinging B.high C.higher D.highly
（）the gangway, please.A.LowerB.HigherC.LoweredD.High
单项选择题（）the gangway, please.
A.Lower B.Higher C.Lowered D.High
（） you the officer on duty?A.IsB.BeC.AreD.Have
单项选择题（） you the officer on duty?
A.Is B.Be C.Are D.Have
