Definition: to be completely unable to guess, understand, or deal with something Level: B2
我真的完全不明白你是什么意思。
I honestly ___not ___have ___a ___clue what you mean.
谈到量子物理学，我是一窍不通。
When it comes to quantum physics, I ___not ___have ___a ___clue.
他问我预算的事，但我完全不知道。
He asked me about the budget, but I ___not ___have ___a ___clue.
