28. A: Do you know where I can find the paper towels?
B: ______________________.
(A) I know a few kinds.
(B) It’s too expensive to buy.
(C) We keep them under the sink.
(D) Clara got some this morning.

答案：登入後查看
統計： A(1), B(0), C(1), D(0), E(0) #3814453