We offered them a good price but they wouldn't sell.

　　我們開了個好價錢，但他們不愿賣。

　　She sold the house soon after her husband died.

　　丈夫去世后不久，她就把房子賣了。

　　You did well to sell when the price was high.

　　你在價錢高的時候出售，真明智。

　　More information on healthy foods should be provided at the point of sale.

　　銷售點應提供更多有關健康食品的資料。

　　I haven't made a sale all week.

　　整整一個星期我什么也沒賣出去。