1 а. I know an interesting story.
б.  He knowsmore interesting story.
в.She knows the most interesting story.
2.  а. This is a long way.
б. . This is longerway.
в. This is the longest way.
3.  а. Her work is very important.
б. His work is moreimportant.
в. My work is the most important.
4.  а.. This is a badsong.
б This is a worse song.
в.  This is the worstsong.                                                                                                                                                      5.а.  He is a good engineer.
б.  He is better engineer.
в.  He is the bestengineer.
6. а. He brought her a beautiful flower.
б.  He brought her a more beautiful flower.
в.  He brought her the most beautiful flower.
7. а He told us about a happy man.
б.  He told us about a happierman.
в. He told us about the happiestman.