sell sb. a pup

例句：

1. 1.They sold their house to buy a bigger one.
   他们卖掉了他们的房屋去买一个更大的。
2. 2. The store is selling discounted items today.
   这家商店今天在打折出售商品。
3. 3.She offered to sell her car for $5000.
   她提出以5000美元的价格出售她的车。