单选题Spread a safety net under the （） (舷梯).A gangwayB ladderC pilot ladderD bridge

材料：Navigation in the canal

It is not recommended that any person shall be allowed on the bridge or in the pilot house except the pilot and other representative of the Canal，and Master and such officers and other members of the crew of the vessel as may be necessary for its navigation and control，management，operation and safety．

Navigational aids are difficult to maintain and are reported to be unreliable in this waters．A considerable amount of shipping uses the canal and，in addition，many local fishing craft with nets may be encountered in the area.Since passage through the canal entails a run of more than 250 miles，long periods of considerable vigilance are necessary in order to maintain safe standards of navigation．

问题：PILOT HOUSE is referred to ______ in this passage．

A.the cabin in which the pilot stays

B.the space in which the rudder is located

C.the bridge of vessels

D.the cabin which is prepared for the pilot

SHIPPING is referred to ______ in this passage．A.he operations of transportation of goods by sea

B.the procedures of marine transportation business

C.the management of marine transportation business

D.the vessels and ships

The author implies that ______ ．A.even by making use of modern instrument it is difficult to maintain safety in this area

B.mariners should take it easy when navigating in this area

C.modern instrument should be used to control the safety of navigation in this area

D.it is dangerous when navigating in this area

The person on the bridge or in the pilot house shall be those ______ ．A.who are recommended

B.who are familiar with the navigation，management，operation and safety control

C.who are directly involved in the navigation，management，operation and safety control

D.who have nothing to do with the navigation，management，operation and safety control

请帮忙给出每个问题的正确答案和分析，谢谢！

材料：

It is not recommended that any person shall be allowed on the bridge or in the pilot house except the pilot and other representative of the canal，and master and such officers and other members of the crew of the vessel as may be necessary for its navigation and control，management，operation and safety．

Navigational aids are difficult to maintain and are reported to be unreliable in this waters．A considerable amount of shipping uses the canal and，in addition，many local fishing craft with nets may be encountered in the area. Since passage through the canal entails a run of more than 250 miles，long periods of considerable vigilance are necessary in order to maintain safe standards of navigation．

问题：

PILOT HOUSE is referred to ________ in this passage．

A.the cabin in which the pilot stays

B.the space which the rudder is located

C.the bridge of vessels

D.the cabin which is prepared for the pilot

SHIPPING is referred ________ in this passage．A.the operations of transportation of GOODs by sea

B.the procedures of marine transportation business

C.the management of marine transportation business

D.the vessels and ships

The person on the bridge or in the pilot house shall be those ________．A.who are recommended

B.who are familiar with the navigation．management．Operation and safety control

C.who are directly involved in the navigation，management，operation and safety control

D.who have nothing to do with the navigation，management，operation and safety control

The author implies that ________．A.even by making use of modern instrument it is difficult to maintain safety in this area

B.mariners should take it easy when navigating in this area

C.modern instrument should be used to control the safety of navigation in this area

D.it is dangerous when navigating in this area

请帮忙给出每个问题的正确答案和分析，谢谢！

Spread a safety net under the ___ (舷梯).

A.gangway

B.ladder

C.pilot ladder

D.bridge

材料：

In the early hours of a November morning，the fully laden 42，259gt Panamanian registered container vessel Ambassador Bridge was inbound to the English Channel，and had closed the south Devon coast to embark a pilot off Brixham．

In preparing to embark the pilot at the port side pilot station situated some 4m above the waterline，a seaman was detailed off to rig the pilot ladder and stand by to receive him．He made a radio check with the bridge when he arrived，but when the bridge tried to contact him again as the pilot boat approached，there was no reply．An officer was sent down to investigate．

The chief officer found the pilot door wide open，the ladder unrigged，water sloshing around the station deck，but no sign of the seaman detailed off to prepare the ladder for embarkation．

The body of a man，later identified as the deceased seaman，was recovered from the sea some four hours later．He was not wearing a lifejacket．

问题：

Ambassador Bridge was not ________．

A.an inbound vessel to the English channel

B.a Panamanian registered container vessel

C.in ballast

D.near the Devon coast

The body of the deceased seaman was recovered by ________．A.the C/O

B.the Pilot

C.a salver

D.someone not mentioned

It can be concluded that the deceased seaman ________．A.wore a lifejacket but lost it when overboard in the sea

B.committed suicide

C.dropped into the sea to catch the pilot ladder

D.was given instructions in detail before being sent to his station

Of the following，________ is not correct．A.the vessel was receiving her pilot who was to come down from the pilot station which was 4m above the sea

B.the deceased did not rig the pilot ladder

C.the deceased reported to the bridge as soon as he arrived there

D.the vessel was receiving her pilot at port side

请帮忙给出每个问题的正确答案和分析，谢谢！

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C. Configure the network net - id command(s) under routerisis and enable IS - IS on each interface with the ip router isis command.

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