________ that I was a regular visitor, the servant let me in.

When ________ what made him a popular person, he said it was his personality.

Michael put up a picture of Yao Ming beside the bed to keep himself ________ of his own dreams.

—What about the student in your class, Mr. Wang?—The doctor said that ________ sleep caused him poor memory and poor concentration.

Personally, it is no good ________ online all day long. It is really a waste of time.