1.bigger,more
intelligent.noisier,longer,more interesting,than ,hotter.
2.Paul is
shorter than Nathan./My sister is younger than my brother/A snake is bigger than a spider/The
clock is more expensive
than the watch/Buses are slower than
trains /English is easier than
Chinese/The beach is more polluted than
the river.
3. Paul isn’t
as small as Nathan./My sister isn’t as old
as my brother/A snake isn’t as tall
as a spider/The clock isn’t as cheap
as the watch/Buses aren’t as fast as trains /English isn’t as
difficult as Chinese/The beach isn’t as clean
as
the river.
4.1-c,2-b,3-a,4-c,5-a,6-b,7-c,8-b