Which MySQL utility program should you to process and sort the slow Query log based on query time or average query time?（）

If the officer on watch is in any doubt as to the pilot’s actions，or intentions，he should （）.

 ______ twice a year, whether it is a car or a bus or a truck, is the rule that every driver must obey in this city.

（）is entitled to enter into，with a shipper，any agreement，stipulation，condition，reservation or exception as to the responsibility and liability of the carrier or the ship for the loss of or damage to，or in connection with，the custody and care and handling of the goods prior to the loading on，and subsequent to the discharge from，the ship on which the goods are carried by sea.

In evacuation from a ship，an individual without the option of a survival craft or liferaft should enter the water on the leeward side，except when（）.

Whenever visible traces of oil are observed on or below the surface of the water in the immediate vicinity of ship or its wake，Governments of Parties to the Convention should，to the extent they are reasonably able to do so，promptly（）the facts bearing on the issue of whether there has been a violation of the provisions of this Regulation or Regulation 10 of this Annex of MARPOL 73/78.

The master may bind the Shipowner or Charterer（）doing such things as are necessary on the part of the one or of the other to carry out the contract.

Every deliberate act of wrongdoing by the master or any of the crew against the ship or cargo，without the authorization or privity of the Shipowner or his agent，is（）.

A salvor may be（）the whole or part of the payment due under Salvage Convention to the extent that the salvage operations have become necessary or more difficult because of fault or neglect on his part or if the salvor has been guilty of fraud or other dishonest conduct.

A technician is performing scheduled preventive maintenance on a laser printer. Which of the following should the technician clean or replace？ （）

The nozzle of a gasoline hose or can should be kept（）.

Should it appear that war or blockade would prevent the vessel from safely reaching the port of destination and / or discharging the goods thereat，the Carrier（）.