It is _____ Tom often surfs the Internet playing games ______ makes his parents very angry.
She said she was unlucky _______ the train, and had to spend another day here.
Their family business has expanded enormously, while ours, _______, has declined.
—Excuse me, could you tell me the way to _______ Uncle John’s?—Sorry, we don’t have _______ John here.
—May I help you?—_______, but I’m just looking now.
— Linda apologized to me yesterday.— Impossible! _______. I know what kind of person she is.