designated driver造句怎么写

If you're the designated driver, or just abstaining, here's a non-alcoholic drink you could sip all night long: seltzer water mixed with a bit of 100 percent fruit juice.

No, I won't be drinking tonight because I am the designated driver. Just give my glass of wine to the designated drunk.

But now he joins in when it's necessary for business reasons and often talks and jokes about his abstinence — and he volunteers to be the designated driver now and then as well.