35.-Did you have a good sleep last night?-Yes, never sleep ____.
As far as I know, he is seldom, ______, absent from school.
--- Would you mind if I smoked here? ---I am afraid…, but if you________.
How long do you suppose it is ___________ he arrived there?
---Will you join us in the game? ---Thank you,_________ .
So many years have passed and the terrifying accident is still ______in her mind.