Nate writes the seller of the shirt to ask the size
Nate:I am currently the highest bidder for your shirt. I was wondering about the size.
Re: It’s a small.
Nate:How is the condition? How old is it?
Re: It has never been worn. It was too small for me so I’m selling it.
Nate:Why didn’t you return the shirt or exchange it?
Re: I got it as a gift so I couldn’t take it back. Good luck! I hope it will fit you!
condition (n.)
情况，状态
This car is in great condition.
这辆车的状况不错。
return (v.)
退还
I have to return this sweater – it’s too small.
我要退还这件毛衣——太小了。
exchange (v.)
交换
You can exchange these jeans within a week of buying them.
你可以在购入一星期内退换这些牛仔裤。
奈特写信给衬衫的卖家问尺寸
奈特：我目前是你那件衬衫的最高出价者。我想问有关尺寸的问题。
回信：是小号的。
奈特：状态怎么样？新旧如何？
回信：从没穿过。我觉得太小了，所以才要卖掉它。
奈特：你为什么不退换这件衬衫呢？
回信：这是我得到的礼物，所以我无法退回。祝好运！我希望你穿会合身!