11. 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.
　　答案：
　　C) It might appeal more to viewers over 40.
　　原文：
　　11.W: Did you watch the 7 o* clock program on channel 2 yesterday evening? I was about to watch it when someone came to see me.
　　M: Yeah! It reported some major breakthrough in cancer research. People over 40 would find a program worth watching.
　　Q: What do we learn from the conversation about the TV program?
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