I walked 20 miles that day.I never thought I was able to walk ___ far.
After the new technique was introduced, the factory produced _____ tractors in 1988 as the year before.
The piano in the other shop will be _____, but _____.
John plays football _____, if not better than, David.
Although he is considered a great writer,
___ the day went on, the weather got worse.