How is the Master or operator of a vessel required to keep the crew informed of the regulations concerning the discharging of garbage overboard?（）.

Which of the following pumps will most affect oily water separator performance and give the worst result?（）

Water is the __46___ of all the things we eat and drink . Not many people understand this but __47____ quite true . The human body can go without ___48___ for a long time . We’ve got many examples for this . Yet two __49___ three days without water can usually make people __50____ . Man can’t live __51____ water .Many people don’t understand how ___52__ water the human body needs __53___ work well , and many people , especially young people , do not drink enough , ___54__ in very hot weather . Our body has mostly water , about 65% to 75% . That is to say about two thirds of our body is water . When we do sports , some of the water will get away from our body . __55 _ we don’t drink some water , we won’t have enough water． And if we don’t have enough water , we’ll feel tired and many of us will get ill . So you know how important water is to us .46.___________( )46.

Julie drinks 4 bottles of water every day. How many bottles of water does she drink in a week?

How many categories are there in water transport?（）

How many morphemes does the word impossible consist of?

30．How many ways of travelling are mentioned(提到)in the passage?

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 movement of water away from the shore or downstream is called a(n)（）.

The resistance to the movement of the globule in oily water mixture depends on its size and the （） of the fluid.

The pump used to send the bilge water into the oily water separator（）the mixture because this might create finer oil particles.

According to Annex I of MARPOL 73/78, oily waste from cargo tanks of oil tankers can be discharged when the ship is more than（）away from the nearest land.