—Could I speak to Don Watkins, please?—__________

—Could I speak to Don Watkins, please?—__________
A、I’m listening.
B、Oh, how are you?
C、Speaking, please.
D、I’m Don.
【正确答案】：C
【题目解析】：本题考查电话常用语。句意：—可以帮我找一下Don Watkins吗？—说吧，我就是Don Watkins。电话用语表示接电话的就是本人应表述为this is sb speaking.