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"The teacher required the students to bring their textbooks to class every day. "

"The science teacher conducted an experiment to demonstrate how plants grow in different types of soil. "

"Letters are the elements of written language."

"The contractor will ceiling the new classroom walls with plaster before painting. "

"We decorated the classroom with colorful balloons for the party. "

"The water in the glass was completely colorless, like pure, clear liquid. "

"They were taken unawares and overcome when the room filled with a lethal, odorless gas."

"My sister's birthday is next week, and we're planning a party. "

"Of course in my opinion Social Studies is more of a science than an art."

"We lit the fire to get some heat."

"My sister is the second oldest child in our family. "

"The scientist studied the chemical composition of the soil sample. "