A study shows that students living in non-smoking dormitories are less likely to ________ the habit of smoking.
People are always on the go , so they spend their weekend on housework .
On the third floor there are two rooms, _____ is used as a meeting-room.
—Are you satisfied with her work, sir? —Not at all. It couldn’t be any _______.
—You know our manager has been in hospital for days? —Yes.I wonder if he is ___ better now.
He’s _______ working in Germany as a representative of a Chinese company.