He was just messing with you.他跟你开玩笑呢

mess with与 ... 厮混在一起，搞糟

Don't mess with her when she's angry.

她生气时别去惹她。

Don't mess with her: she's got a violent temper.

别干预她的事，她脾气很暴。

相关短语mess about with与 ... 有不正当的男女关系

Jack warned him not to mess about with married women.

杰克警告他不要和已婚妇女乱搞。

You're not coming home at all?你不打算回家了吗

at all完全； 根本

I assure you that you will feel no pain at all.

我保证你根本不会觉得疼的。

I don't think that's a bad idea at all.

我看这完全不是个坏主意。