Participants authored twenty papers that were distributed at the conference.
Twenty papers were presented to the conference participants.
None of the distributed papers were authored by participants.
There is a scoop being used.
Many places in the city have been remodeled recently.
As long as american workers pay taxes, benefits can be paid for.
Producing transparencies can take up the whole day.
Dog sleeping in the flower fields
I'm no sure how the education goes.