paleozoic

"My sister is learning to play the guitar. "

"There was a period of confusion following the announcement."

"During our class field trip to the museum, we saw fossils of trilobites, ancient sea creatures easily identified by the three distinct lobes running lengthwise down their bodies. "

"I need to study my biology notes."

"The Phanerozoic eon encompasses the entire history of complex life forms on Earth, including the dinosaurs. "

"The children were excited to see the exotic creatures at the zoo. "

"I already have a son, so I would like to have a daughter."

"The Carboniferous period was a time when vast forests grew, producing enormous amounts of carbon-rich deposits. "

"The parts are comprised by the whole."

"The zoo has a special building just for reptiles, like snakes and lizards. "

"The company made a profit of one million dollars last year. "

"The professor explained the geologic history of the Earth in class. "