After going into the concert hall, the mother _____ a friend and went over to greet him.

-----What’s wrong with him?-----The picture he came across ________his memory of a sad story in his childhood.

 When I saw the cars crash in the road, a frightened feeling ______ across my mind.

Teenagers shouldn’t be _______ from school although they don’t do well in their studies. 

The telephone _____ three times in the last hour, and each time it _____ for my sister.