问题补充：
— you the Beatles story?
— Yes. And their songs are popular.
A. Did; hear
B. Do; listen to
C. Have; heard of
D. Have; listened to
答案：
A. Did; hear
B. Do; listen to
(答案→)C. Have; heard of
D. Have; listened to
解析：句意为“—你听过甲壳虫乐队的故事吗？—是的。他们的歌曲很受欢迎。”hear of意为“听说……”，故答案选C。
