20．--Excuse me,　　　　 ?

　　　 --That’s 110 yuan altogether, sir.

　　　 A．can I order, please　　　　　　　　　　　　　　　 B．could I have the bill, please

　　　 C．how much is the meal we’ve had　　　　　 D．please count the money, will you

19．Finding her wallet stolen,　　 　　.

　　　 A．a policeman was asked to help　　　　　　　 B．the area was searched thoroughly

　　　 C．it was looked for every where　　　　　　　 D．she hurried to a policeman for help