–-- I really like this overcoat, but you charge me too high a price.--- I’m afraid ______; it’s the latest fashion, you know.

Tom, you’ll fail in the English exam if you don’t study hard. ______ it.

There is clear evidence _____ smoking does harm to our health. 

-------Do you need any help, Lucy?-------Yes. The job is _________ I could do myself.

Teterboro is the same airport where a plane took off earlier this morning before colliding (碰撞)with a sightseeing helicopter over the Hudson River.