As is natural, a man as old as he ______ be very forgetful.

 I ________ through that bitter period without your generous help.(2011·陕西)

— We want someone to design the new art museum for us.　　　　— ________ the young fellow have a try?

—— Shall I tell John about it? —— No, you＿＿＿＿. I don’t know his telephone number. 

The meeting is not over, and you____ not leave.