he field research will take Joan and Paul about five months; it will be a long time _______ we meet them again.
——Who is making so much noise in the garden?——____ the children.
____ friend of my grandfather’s will come tomorrow. I’m wondering how old ____ man he might be.
——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.