__________ smoking, he would not have got cancer in the lung.
My friend came to school _________,I told him I ______about her.
The athlete seldom wears anything other than sportswear ______the season is.
The black horse is ______ of the pair.
Much to his surprise, he invited only twenty friends to the dinner, but ______ came.
Not until I had arrived home______ my appointment with Michael Smith.