You should work less _____.
The number of people invited __________ fifty, but a number of them __________ absent for different reasons.
____________ people in the world are sending information by E-mail every day.
The discussion_______________alive when an interesting topic was brought in.
My mind wasn’t on what he was saying so I’m afraid I________________half of it.
All the preparations for the task ___________, and we’re ready to start.