The police worked hard to prevent crime in the city.
Vaccination helps prevent many diseases.
These rules prevent students from copying answers.
A power cut prevented them from finishing the work.
The traffic jam prevented her from arriving on time.
Her phone settings prevent her from getting distracted.
His busy schedule prevented him from taking the course.
Do you know why it is necessary to prevent flu in New York?
How will it be possible to prevent cybercrime in California?
What is the role of the police in preventing crime in Chicago?
Do you know why it is necessary to prevent air-borne diseases?
Do you know why it is necessary to prevent water-borne diseases?
