He ______ be sitting at the gate, waiting for his lost son.
He couldn’t ______ the fact that the money was found in his house.
I love the quiet, clean countryside, which is _______ I want to go and work there.
Sir, you ______be sitting in this waiting-room. It is for women and children only.
The man who thought of ______a gas engine _____ wheels was the inventor of the automobiles.
The company was named Gates Hall ______ a man named James Gates.