--- do you take exercise?--- Twice a week.
--- Do you mind if I turn on the air-conditioner? ---___________. I feel a bit hot.
---Will you go with us for an outing on Saturday?--- I’d like to, but I am really busy these days. I can’t _______ a whole weekend.
Peter tried on three jackets, but _______ of them fitted him.
----My computer has gone wrong. I’ll have it tomorrow. ----Why not have Uncle Li it? Nobody can if he can’t.
It’s careless ________ him to make the same mistake again. I think it important ________ him to be more careful next time.