participation

"Both paper and plastic can be recycled."

"The connection between the two classrooms was established by installing a new phone line. "

"My friend told me there was something in the box, but I didn't know what it was yet. "

"an enthusiastic lover of art"

"Before making a major decision about his career, he consulted with his mentor. "

""My sister is participating in the school play this year." "

"The scholarship offered a valuable opportunity for students to pursue higher education. "

"This painting shows little organization at first glance, but little by little the structure becomes clear."

"He is an unusual individual."

"I encouraged him during his race."

"My discussion with the professor was very enlightening."

"My ownership of the bicycle means I am responsible for its upkeep and safety. "