I am wasted. I can't take it any more.

我要醉了，不能再喝了。

I used to drink like a fish and get drunk all the time.

我以前喝酒很猛，而且每次都喝醉。

You are kidding. You usually drink like a fish.

别开玩笑，你平时酒量很大的。

I am drunk and giddy.

我喝醉了，还头疼。

He's drunk now.

他这会儿喝醉了。

I am not even buzzed yet.

我还没醉呢。

He was tipsy yesterday.

他昨天醉醺醺的。