—Will you go fishing with me?
—___________.A.No, I'll be very busyB.Yes, I'll be gladC.Certainly, I'll be sorryD.Certainly, I'll be glad to
网友回答
D解析此处be glad后面要接to。若去不了,可以说But I'm afraid I’U very busy或Sorry,but I can't或I’d like t0 but I’ll be very busy等.
交际用语