by sucking in
To inflate something is to fill it with air. You can do that with an air pump, yes. Some things can be inflated without pumps, such as hot air balloons. And some pumps don't pump air.
Inflate it with water.
you use a football pump and pump it up. =]
You get a soccer ball pump needle a stick it into a balloon and it will inflate
Probably with an aquarium pump.
When you need to inflate the tires.
diastole
Same way you'd inflate any inner tube, get hold of a pump with the correct nozzle, if it's a presta - open the valve, attach pump, inflate to correct pressure, remove pump, if it's a presta - close valve, done!
inflate or reflate
With an air pump
Tell her she is pretty and you will at least inflate her ego. If she is rubber, you have to find the valve and attach a pump (a bicycle pump or air matress pump will do nicely) then you can pump her up to whatever size girl you like!! It is not recommended to use your lungs to inflate her, though, because once she is just perfectly the right size and shape, she will leave you breathless.