一Excuse me, sir! Can I pay the bill by check? 一Sorry,sir.But it is the management rules of our hotel that payment be made in cash. A.shall B.may C.will D can
--Why has he been staying at home these days? --He ___________ since a month ago.
The president of the country was well_________ of when he was in power.
The gas tank____________ twenty gallons of gas, but now it may____________ only three gallons.
Mr. Smith__________ the roll of film as soon as he arrived home
The shop manager always says to his assistants, "We can never be ____customers.