prevent

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

"Eating fruits and vegetables provides essential vitamins that help keep us healthy and energetic. "

"I brush my teeth regularly to prevent them from turning yellow."

"Let me tell you how it happened."

"My brother regularly takes the bus to school. "

"To prevent a fight, the older brother anticipated his younger sibling and took the toy away. "

"The recipe calls for specific measures of flour and sugar. "

"Example Sentence: "Having invested wisely over the years, my grandmother is quite beforehand and enjoys a comfortable retirement." "

"The school implemented stricter security measures, including a new alarm system, as a preventative against vandalism. "

"The teacher anticipated the students' confusion about the new topic and explained it again, more slowly. "

"My frustration grew as my teacher kept pointing out my mistakes in front of the class. "

"The complicated instructions on the new software difficult me from completing the project on time. "