听力原文：Originally Florence was only asked to make some introductory remarks, but she end

ed up giving a speech herself when the speaker came down with the flu.

(22)

A．Florence finished her speech with some introductory remarks.

B．Florence found herself making a speech when the speaker became ill.

C．Florence came along with a fluent introduction about the eminent speaker.

D．Had the speaker not been ill, he would have made some introductory remarks.