I don believe I have the pleasure of knowing you. _____ you have made a mistak

Which of the following sentences is INCORRECT？A．I suppose he ought to have known that, don

I don ’t have any ________clothes that I can wear at the graduation ceremony.A) mili

I would have invited her to the party but I ___ her well.A、don’t knowB、didn’t knowC、doe

I don’t know where the key is, but I suppose I ____________it at home.A. could have left

He was one of the most kind, considerable and trustworthy people I have ever had the pleas

I don really work here; I ______until the new secretary arrives.A.just help outB.have ju