假如你是李明，你上周刚买了一台收音机，打算用来学习英语，但是你发现 收音机出现故障，无法使用。请你给商店经理写一封信，说明下列情况：
要点：
购买时间：上周五上午，一位男性服务员售出；
产品名称：A450 Type radio
产品质量：声音嘈杂，无法使用；
要求：更换或者退款(refund)
注意：
1．词数100词左右，信的格式已为你写好；
2．请直接将书面表达写在答题卡2背面。

A．It refers to the customer.
B．It refers to the small restaurant.
C．It refers to the fast-food restaurant.
D．It refers to ice cream cart.

A．He planned to sell the corn and live with his son.
B．He planned to sell the fields and live with his son.
C．He planned to invite his son to live with him.
D．He planned to invite his grandchildren to live with him.