1) You lose. I serve.

你输了,我发球。
2) The ball is with you.

该你发球了。
3) Is it your turn to serve the ball?

该你发球了吗?
4) I could kill you!

我宰了你!
5) I got to hand it to you.

我服了你了。
6) You are a loser!

你输定了!
参考词条