All of a sudden it ____ Coke that there might be some policemen waiting for him in the house.

Mr. Zhang is the best music teacher in our school, but he has hurt his left foot and cannot ________tomorrow’s concert.

Many memories of old times were        by the conversation we had together that evening.

 To ______ the other players, the athlete ________ a lot of difficulties in his training.

Iraq has _____ too many wars, making people ______ a lot.