He called at every door, urging that people ________his products.

Sarah hopes to become a friend of _____________ shares her interests.

You can’t find such a good place ______ we visited the other day.

George couldn’t remember when he first met Mr. Anderson, but he was sure it was __________ Sunday because everybody was at __________ church. 

45. —Could I borrow your digital camera, please? —Yes, of course you ________.