6. The book is ______
(interesting) than the film.
a)better
b)most interesting
c)more interesting
d)the most interesting
7. Kate lives further than Jane, but Ted leaves ______ (far).
a)the furthest
b)further
c)the farest
d)most far
8. This is ________ (comfortable) sofa I have ever seen!
a)the most comfortable
b)the comfortablest
c)more comfortable
d)most comfortable​