"Over" funciona como preposición, adverbio, adjetivo o prefijo.
Como preposición para indicar movimiento de un lugar a otro:
➤ He went over to my ex-wife for the weekend.
➤ The thief run over the crowd, he must have killed someone.
➤ She call me over for a private chat.
➤ Let's call over the waitress so we can order.
Para indicar un período de tiempo:
➤ I worked there over a year.
➤She did not sleep there over the past month.
Como adverbio
➤ A flock of birds flew over the church pinnacle.
➤ As an airline pilot, I used fly over Paris.
Como adjetivo
➤ Our birthday anniversary was over when my parents arrived.
➤The maths class was over, because I was late again.
Como prefijo
➤ She has overestimated his intelligence.
➤ His overstatement did not please de audience.
Se utiliza con números
➤ There were over 1000 people at the demonstration.
➤ Your shopping basket weighs over 10 kg, becareful with your back!
Se utiliza para indicar movimiento hacia abajo:
➤ The ladder fell over him.
➤ Can you throw the ball over the wall?
➤ She jumped over the fence.
Para indicar más de un número o cantidad esperada:
➤ This amount is over our prediction.
➤ Kids twelve and over can watch this movie.
➤ The phone rang for over a minute.