thirty

"He is a student of life."

"The liftoff will occur in exactly twelve seconds."

"The after-school program is a great way for kids to continue learning. "

"Beer is brewed all over the world."

"The cardinal presided over the special mass at the Vatican. "

"Often used to imply membership of a large class."

"The teacher asked us to write the page numbers using Roman numerals instead of Arabic numerals. "

"My favorite spot in the park is there, by the old oak tree. "

"The waiter’s face lit up when I gave him a twenty."

"Zero, one, −1, 2.5, and pi are all numbers."

"Before dinner, I finished my homework. "

"The artist's painting represented the beauty of the sunset over the ocean. "