100℃ shows the temperature at which water(boil)_____.
Water _______ hydrogen and oxygen.
Whena pencil is partly in a glass of water, it looks as if it____
________ means water is blocked outside.
After being boiled in the boiling water, the coffee beans ____________.
Scientists are working on the __________ of salt water into fresh water.
The power output of a turbocharged diesel engine will drop if the cooling water flow through the after-cooler is interrupted because the _____.
Large quantities of water ____________cooling purposes.
If a substance is dissolved in water or heated, it may-______ a gas.
At the beginning of the 20th century, people made coffee______a cloth bag full of coffee grounds into boiling water.
I love boiled beef and potatoes; it's my______meal.
We can______the pipe out with hot water, if it is blocked.
For a L.Opurifier, if the back pressure of the oil outlet is too high, the interface between oil and water in the bowl will _____.
Heat ______________ water ________ vapor.
If you intend to melt the snow for drinking water, you can__extra purity by running it through a coffee filter.
Without water, human ______ ．
The function of the sentence "Water boils at 100 degrees Celsius." is_________.
If you pour oil on water, it_________float.
The temperature（be)______110°C,water boils and turns into steam.
Boil 0.5 g of thepowdered tablets for 2 to 3 minutes with 10 mL of 5 M sodium hydroxide, cooland add an excess of 1 M sulfuric acid; a crystalline precipitate is produced.To a solution of the precipitate in water add iron (III) chloride solution R1;a _______ colour is produced.
It would be nice if someone went to __________ some water; it's time for us to prepare dinner.
If tap water was as dangerous as some people think,______________________（那我们中更多人将得病).
I love boiled beefnd pottoes it’s my______mel.populrB．fvoriteC．fvorbleD．fondestI love boiled beefnd pottoes it’s my______mel.populr B．fvorite C．fvorble D．fondest
If Emily goes to Water World with two friends, they should pay ______（）
