【正确答案】 B

【答案解析】[听力原文]
M: Hello, my name is Marcus Underwood and I"m calling to complain about my recent purchase of an Etton Smith Mini Radio. It"s model number 25TX. You see, I bought it three days ago and it worked fine. But then this morning, it just stopped. The on button doesn"t work, and neither do any of the other buttons. I"ve tried recharging the batteries and pressing the reset button, but it just won"t turn on. I tried bringing it back to Reason Electronics, the store I bought it from, but they said because the package was opened, I can"t return it.

选项A混淆了“menu”和“mini”。选项B正确。选项C和D错误，虽然都是电器，但说话者说他买了一个收音机。

【正确答案】 C

【答案解析】选项A是他购买机器的时间。选项B错误。选项C正确。选项D?昆淆了“this morning”和“this afternoon”。

【正确答案】 D

【答案解析】选项A和B没有提及。选项C错误，从谈话中可以得出，如果包装没有打开，商店接受退货。选项D正确。