Rewrite these following sentences keep the meaning as the root one :
1. My book isn't as interesting as yours.
=> Your book is
2. Her watch isn't as cheap as mine.
=> My watch
3. Tan's salary is higher than Minh's.
=> Minh's salary
4. He speaks Spanish more fluently than I do.
=> I
5. Nobody in our class is more intelligent than Jane.
=> Jane is
6. Nothing is faster than the speed of light.
=> The speed of light
7. Ba works the hardest in my group.
=> Nobody
8. Farmers don't have as many days off as students.
=> Farmers have
9. He doesn't play the guitar as well as Henry.
=> Henry plays
10. He knows a lot more about it than I do.
=> I don't know