题目内容:
听录音,回答题:{MP3:http://wximg.233.com/attached/media/20131108/2013110815190519519.mp3}
A.It could help people of all ages to avoid cancer.
B.It was mainly meant for cancer patients.
C.It might appeal more to viewers over 40.
D.It was frequently interrupted by commercials.
参考答案:
答案解析: