copulations

"He is a student of life."

"The conjunction of the two roads created a traffic jam. "

"The plumber joined the two ends of the broken pipe."

"Researchers are studying how pollution affects nonhuman animals in the local river. "

"The continuation of the project required everyone to stay late. "

"I am a frequent visitor to that city."

"Bees play a vital role in the procreation of many flowering plants by transferring pollen. "

"The train conductor is coupling the rail cars together to form a longer train. "

"My parents are ensuring my younger sister gets to school on time every day. "

"The breeding program at the local animal shelter aims to increase the number of adoptable dogs. "

"The transfer of the student to a different class was announced in a school memo. "

"The widget making machine is being used for production now."