讲解文本：

tight （关系）紧密的，关系铁
My brother is tight with this manager of the computer store. He can get you a discount.
我哥和这个电脑商店的经理很铁，他可以给你打个折扣。
I'm very tight with Mike. He is my best friend.
我和Mike关系很铁，他是我最好的朋友。

疯狂练习吧！