Choose the correct preposition. 16. They bring ______ their children carefully.

Choose the correct preposition. 16. They bring ______ their children carefully. a) about b) over c) up 17. Hurry up or youll be late ______ the plane. a) at b) for c) about 18. He looked ______ his lost watch everywhere but didnt find it. a) after b) at c) for 19. The children were watching their favourite programme ______ TV. a) on b) at c) in 20. I havent written the exercise yet but Im sure Ill finish it ______ a minute. a) for b) in c) at