问题
选择题
—This bag is perfect. Miss, how much does it cost?
—________, but I don’t work here.
A．I don’t know
B．I’m sorry
C．Maybe very dear
D．You can’t afford it
答案
答案：B
考查交际用语。根据答语中但是我不在这工作，可推断出前半句应表示歉意，所以用I’m sorry，故选B。