This problem is _ for us; therefore, we must take it into serious consideration.
——You can’t imagine ____ fantastic fun web chatting is.——Really? But it may cause a lot of trouble sometimes.
Little joy can equal ____ of a surprising ending when you read stories.
—There is still a copy of the book in the library. Will you go and borrow ____ ? —No, I’d rather buy ____ in the bookstore.
______ parents say and do had a lifelong effect on their children.
I don’t mind her criticizing me, but ___ is how she does it that I object to.