brightened

"The children were excited to go to their classroom in the morning. "

"We brightened the room with a new coat of paint."

"The tadpole changed into a frog.   Stock prices are constantly changing."

"My little sister was cheerful this morning, singing happily as she got ready for school. "

"The classroom felt much brighter after we opened the curtains. "

"The Christmas lights on the tree shone with a dazzling splendor. "

"The teacher distinguished the students' excellent essays from the others based on their insightful analysis. "

"After many years of hard work, Maria received a promotion to senior manager. "

"The students are subject to strict rules about late arrivals. "

"The dinner party was a success thanks to the pleasant, who kept everyone laughing with his silly jokes. "

"The university has an illustrious history, producing many Nobel Prize winners. "

"The teacher's jokes enlivened the class, making the lesson more interesting. "