Once a beautiful princess had a golden ball. Unfortunately, one day she (17) _____ her ball into the water. She was unhappy and started to cry. Suddenly a green frog appeared and offered to help her if she let him live with her in the palace. The (18) _____ agreed, so the frog gave her the ball. She took the ball and forgot all about the frog. The frog was angry and told his story to the King. The King asked his daughter to take the frog to her room and look (19) ______ him carefully. The princess cried again, but she took the frog and put him on her bed. The frog asked her to kiss him, so she did. (20)______ , the frog turned into a handsome prince. Of course, he and the princess fell in love. And they lived happily ever after. 17. A. drops B. drop C. dropped D. is dropping 18. A. girl B. princess C. frog D. a&b 19. A. for B. at C. after D. all are correct 20. A. Lately B. Recently C. Hardly D. Immediately