A ship can request completion of a （） when the ship is at a

Logbooks are used to record the events occurring when ______.

A.the ship is in a harbor

B.the ship is at anchorage

C.the ship is underway

D.all of the above

All the following is true except that ______．

A.in many places a counter current flows in opposition to the main current close to the bank

B.current can vary with depth of water and large deep draught ships can experience different current effects at differing parts of the hull tend to turn to the wind

C.as speed is reduced，the increased proportion of the ship's vector which is attributable to current will set the ship close to obstructions

D.when close to the berth in a head current，there is a danger that flow inshore of the ship becomes restricted and the ship is subject to interactive forces

When does a pilot say “ Make all lines fast”? ________

A.The ship is about to be in position

B.The ship is very close to the berth

C.The ship is on voyage

D.The ship is in position

材料：

A Passenger Ship Safety Certificate shall be issued for a period not exceeding 12 months．A Cargo Ship Safety Construction Certificate，Cargo Ship Safety Equipment Certificate and Cargo Ship Safety Radio Certificate shall be issued for a period specified by the Administration which shall not exceed five years．

An Exemption Certificate shall not be valid for longer than the period of the certificate to which it refers.

（i）When the renewal survey is completed within three months before the expiry date of the existing certificate，the new certificate shall be valid from the date of completion of the renewal survey to：

（1）for a passenger ship，a date not exceeding 12 months from the date of expiry of the existing certificate；

（2）for a cargo ship，a date not exceeding five years from the date of expiry of the existing certificate；

（ii）When the renewal survey is completed after the expiry date of the existing certificate，the new certificate shall be valid from the date of completion of the renewal survey to：

（1）for a passenger ship，a date not exceeding 12 months from the date of expiry of the existing certificate；

（2）for a cargo ship，a date not exceeding five years from the date of expiry of the existing certificate；

（iii）when the renewal survey is completed more than three months before the expiry date of the existing certificate，the new certificate shall be valid from the date of completion of the renewal survey to：

（1）for a passenger ship，a date not exceeding 12 months from the date of completion of the renewal survey；

（2）for a cargo ship，a date not exceeding five years from the date of completion of the renewal survey．

问题：

The valid period of an Exemption Certificate for Cargo Ship Safety Equipment Certificate shall be ________．

A.longer than five years

B.shorter than five years

C.longer than 12 months

D.shorter than 12 months

When the renewal survey is completed within one month before the expiry date of the existing Cargo Ship Safety Construction Certificate，the new certificate shall be valid ________．A.from the date of completion of the renewal survey to a date not exceeding 12 months from the date of expiry of the existing certificate

B.from the date of completion of the renewal survey to a date not exceeding five years from the date of expiry of the existing certificate

C.from the date of expiry of the existing certificate to a date not exceeding 12 months from the date

D.from the date of expiry of the existing certificate to a date not exceeding five years from the date

It can be concluded that the actual period of validity of a new Passenger Ship Safety Certificate is less than 12 months if the renewal survey is completed ________．A.4 months before its expiry date

B.3 months before its expiry date

C.2 months before its expiry date

D.after its expiry date

When the renewal survey is completed on a date which is 99 days before the expiry date of the existing Cargo Ship Safety Radio Certificate，the new certificate shall be valid ________．A.from the date of completion of the renewal survey to a date not exceeding 12 months from the date of expiry of the existing certificate

B.from the date of completion of the renewal survey to a date not exceeding five years from the date of expiry of the existing certificate

C.from the date of expiry of the existing certificate to a date not exceeding 12 months from the date

D.from the date of completion of the renewal survey to a date not exceeding five years from that date

请帮忙给出每个问题的正确答案和分析，谢谢！

In most cases，the mere reception or dumping down of the cargo on the ship ______ involve completion of loading，because the operation of loading involves all that is required to put the cargo in a condition in which it can be carried．

A.is not

B.has not

C.do not

D.does not

When patching holes in the hull of a ship，pillows，bedding，and other soft materials can be used as ______．

A.caulking

B.gaskets

C.strongbacks

D.wedges

The captain of a ship can be also called

A.master

B.agent

C.ship owner

D.pilot