--- How easy is it to find a taxi in this city?---Simply _______ your hand, and a taxi appears in no time.
Wherearemykeys?I_____lostthem.
Let’sgotothelibrarythisafternoon,_____?
—_____Iturnontheradio? —You’dbetternot.Itisnoisyenoughinthisroom.
I_____suchamistakeagain.
He_____notpayunlessheispunishedtopay.