K-7:keep one's eyes skinned 密切监视

　　A:I'll be away for a moment.

　　A：我要离开一会儿。

　　B:Yes? Anything I can do for you?

　　B：是吗?有什么要我帮忙的吗?

　　A:Look! I've been watching that man down in the street. He keeps peeping into the shop. Keep your eyes skinned for that guy. will you?

　　A：看!我一直在注意街上的那个人，他总是往商店里偷看，紧紧盯着那个家伙，好吗?

　　B:OK.

　　B：好吧。