77. ______ water is the water in the hold to keep the ship's stability.
there is no water and air on the moon, is there?_____________________
Water boils __________ if there is a cover on the pan.
Water is__________ because it desires nothing and contends for nothing.
The water temperature surrounding the kelp beds is __________ than that around reefs.
Another natural ____________ that contributes to the welfare of the country is water.
When the temperature is below zero， water will _______.
When anchoring in calm water, it is best to _____.
254. Mean high water is the average height of ____
We have been given the __________ that the water is safe to drink. (reassure)
The glass of water is too hot, I prefer some cold water _____ .
Rainfall．is the main__________of water supply in that area．
（see)______from space, our earth, with water covering 70% of its surface, appears as a "bl
__________most of the earth‘s surface is covered by water， fresh water is very rare and precious．
It is obvious that there are at least two vitamins．______ is soluble in fat; _____ is soluble in water．
The function of the sentence "Water boils at 100 degrees Celsius." is_________.
Tide in this water area is________in direction ENE.
Jim is taller than Mary means ______.
The two elements______water is made are oxygen and hydrogen.
How much of your country’s electrical supply is ________ from water power？
‘How much water is left in the bottle？’ ‘______’
The meaning of “thou art” is_________.
Learning portfolio is an important means of__________.
This is not an economical way to get more water；__________ ，it is very expensive.
