3. He is lazier than she. >>She isn't lazier than he
4. He doesn't drive as carefully as my father. >> My father drive as carefully as he
5. The sword is not so mighty as the pen.>>The pen is  so mighty as the sword
7. The orange building is not as high as the blue one.>>The blue building is as high as the orange
8. These assignments are not so good as Timothy'. >>Timothy's are so good as  These assignments
9. Jane cooks better than her sister. >> Jane's sister cooks worse than jane
10. John drives more carefully than Peter.>> Peter doesn't drives  more carefully than john
11. I am not as tall as you. >> You are tallest than me