21. — Excuse me, sir, ________
— I’d like a cup of coffee and two pieces of bread.
A. what do you want? B. may I have your order?
C. this table is reserved. D. I would like to serve you.
22. Sam has been appointed _______ manager of the engineering department to take ____ place of George.
A. /, / B. the, / C the , the D./, the