8.The average Facebook user in the United States has 245 friends,according to a study______in February.
—Are you all right? — ______.
--- Let’s go for a walk in the garden. --- _______, but I need to do the washing-up.
--- Bill, can I get you anything to drink? --- .
-- Ann is in hospital. -- Oh, really? I _ _ know. I go and visit her.
----You are confident about the job interview, aren’t you? ---- , I’m well prepared and feel I’ve got everything they need.