What I like about Harvard is ________ there's the old classical look—there are parks and traditional buildings.
Many of his classmates came to his birthday party; it was a great success to him.
—Hi , Tom , why are you looking so tired ? —I'm tried. Because I ______ the living room all day.
______ is troubling me is ______ I don’t understand ______ he said.
My parents offered me some money, ________, I couldn’t have bought that house.
You should finish this task_______ hard it is if you are to succeed.