On Christmas, my mother always buy a present ________ me.

Our English teacher often uses different activities_ __ keep us_ __ in class.

Are you a teacher? — No, but I ____. I worked in a middle school for three years.

_____ not to miss the flight at 15:20. themanager set out for the airport in a hurry.

In crowded places like_____airports and railway stations,you _______ take care of your luggage.