existences

"To understand the word "optimistic," I looked it up in the dictionary. "

"My teacher explained the new math concept, and I understood it perfectly. "

"The liftoff will occur in exactly twelve seconds."

"The problem with the project is that the current design flaws are already existing. "

"The scientist carefully examined the substance to determine its chemical composition. "

"My philosophy for dealing with difficult classmates is to listen carefully and try to understand their perspectives. "

"Scientists study plants to understand how they grow. "

"Powerful telescopes look far back into the distant reaches of the Universe."

"In order to destroy evil, we must first acknowledge its existence."

"to acknowledge the being of a god"

"The empirical evidence shows that students who study regularly perform better on tests. "

"How long has it been since your last physical?"