We didn’t know you were in trouble at that time, _____ we would have lent you the money.
____ speaking, a person must care much about his ____, because it is not only a personal thing, but also a social one.
As we know, every four years athletes from all over the world compete ____ medals in the Olympic Games.
I am fond of music while my sister likes reading novels. It seems that we have nothing ______.
is no doubt that the Great Wall is one of the wonders of the world.
— Whose Chinese vase is it? — I have no idea, but I’m pretty sure it _______ the old lady.