signifies

"My friend told me there was something in the box, but I didn't know what it was yet. "

"It’s easy to promise anything when you have no intention of fulfilling any of it."

"The pilot checked the dashboard to see if the plane's fuel level was low. "

"Her expressions of gratitude after receiving the gift made everyone feel happy. "

"Attending all your classes is of great importance to your success in school. "

"The school will announce the new teacher's name next week. "

"Please direct your attention to the following words."

"You need to learn to be more tolerant of difference."

"The teacher's negative on the project proposal meant we had to revise it completely. "

"The intersection of Maple Street and Oak Avenue is always congested during rush hour. "

"The interrogative "who" is often used in classroom discussions to encourage student participation. "

"The guard blew his whistle to indicate imminent departure."