Strict adherence to SI units would force you to use m3 (meters cubed) for any volume measurement. Common practice, however, would use the liter (L) for liquid volume, but this is not strictly adhering to the SI system of units. A good list of different units may be found: http://chemed.chem.purdue.edu/genchem/topicreview/bp/ch1/units.html#si
hi
liter or quart
its a unit
The unit is millilitre (mL).
Measuring cup
gallons
centilitre
Probably millilitres or fluid ounces.
eradfgbnm popo de caca
In SI, you would use the liter. In the Imperial System, you would use quarts most of the time.
You would use Volume.
gallons
You can use cups to measure a small can of juice.
liter or quart
Litre
For a week, it could be expressed in liters and tenths of liters. In the English units, quarts or pints would be used, or (for smaller amounts) fluid ounces.
its a unit
The unit is millilitre (mL).