As far as words go, that you should know.

Flashlight (torch)
Elevator (lift)
Police officer (Bobbie)
Knock up (To impregnate)
sausages (bangers)
hood (bonnet)
trunk (boot)
oatmeal (porridge)
crackers (bisquits)
potato chips (crisps)
raisins (sultanas)
subway (tubes)
scones (scones)
turn signals (trafficators)
transmission (gear box)