out of one's wits
不知所措
A:Saying you wanted to kill yourself, you terrified me out of my wits.
A:你說要自殺,真是把我嚇死了。
B:I was playing a joke on you.
B:跟你開個玩笑。
A:That's too much.
A:那也太過分了。
B:Dear, forgive me. I won't do that again.
B:親愛的,原諒我,我再也不會這樣了。