________from heart trouble for years, Professor White has to take some medicine with him wherever he goes.
Our football ream will compete against the Japanese team this evening. Let’s go and ________shall we?
I don’t think he is the right person ________ .
It is generally considered unwise to give a child________he or she wants.
He is the only one of the students who________a winner for three years.
—Jack, you erase the blackboard today,______? —But I erased it yesterday.