A.equipped B.rigged C.put on D.put off
单项选择题Passage through the Suez Canal is operated on a （） system．
A.convey B.convoy C.escort D.conform
单项选择题On no account （）proceed without pilot in this water area．
A.the vessel B.shall not vessel C.the vessel should D.should vessel
单项选择题Monsoons are characterized by （）.
A.light，variable winds with little or no humidity B.strong，gusty winds that blow from the same general direction all year C.steady winds that reverse direction semiannually D.strong，cyclonic winds that change direction to conform to the passage of an extreme low pressure system
单项选择题Keep （） to that point,said the pilot．
A.straight B.direct C.forward D.on
单项选择题It’s all right to rig the pilot ladder on lee side （）.
A.to allow port Authorities to board B.allowing port Authorities to board C.to allow port Authorities boarding D.allowing port Authorities to be boarded
