214.
M: How can I help you, Miss?
W: Could you break a 20-dollar bill for me?
M: Sure. How do you want it?
W: Could I have two 5's and the rest in 1's?
M: Well, I have some 5's, but I don't have enough 1's. Are quarters fine with you?
W: Oh, that's even better! In that case, I won't have to worry about the small change for the bus later.
M: Here you go!
W: Thanks a million!

答案解析：
(1) 正确答案为C。根据break a 20-dollar bill 破一下20美元。可知，女子在银行换零钱，因此C项正确。
(2) 正确答案为B。根据Could I have two 5's能给我两个五元吗；以及男子说 I have some 5's我有一些五元的。可知，女子可以拿到两个五元，因此B项正确。
(3) 正确答案为C。根据I won't have to worry about the small change for the bus later.一会儿坐公交车不用再担心零钱了。可知，女子一会儿要去坐公交车，因此C项正确。