This book is interesting, but that one is even more interesting.
MORE
That book is __________ this one.
more interesting than
This is the biggest room in the house.
THAN
No other room in the house is __________ this one.
bigger than
This bag is as heavy as that one.
HEAVIER
That bag isn’t __________ this one.
heavier than
The box is too heavy for me to lift.
LIGHT
The box isn’t __________ for me to lift.
light enough
This hotel is more comfortable than the one near the station.
COMFORTABLE
The hotel near the station isn’t __________ this one.
as comfortable as
My house is bigger than Tom’s house.
SMALLER
Tom’s house is __________ mine.
smaller than
She is the youngest student in the class.
YOUNG
No one else in the class is __________ she is.
as young as
My house isn’t as big as Tom’s house.
IS
Tom’s house ____________ mine.
is bigger than
She was too tired to continue working.
ENOUGH
She wasn’t __________ to continue working.
energetic enough
John is taller than all his classmates.
TALL
No one in his class is __________ John.
as tall as
Traveling by train is cheaper than traveling by plane.
LESS
Traveling by train is __________ by plane.
less expensive than
This was the most interesting book I have ever read.
INTERESTING
I have never read __________ book before.
a more interesting
Both she and her brother run the same.
FAST
Her brother runs __________ she does.
as fast as
The bag isn’t big enough to carry all my books.
IS
The bag ____________ to carry all my books.
is too small
That was the most exciting match I have ever watched.
EXCITING
I have never watched __________ match before.
a more exciting
She speaks English better than her sister.
Her sister speaks English __________ she does.
worse than
It was the worst mistake he had ever made.
WORSE
He had never made __________ mistake before.
a worse
The previous exam was more difficult than this one.
DIFFICULT
This exam was __________ the previous one.
not as difficult as
The room was too small for everyone to fit in.
WASN'T
The room __________ for everyone to fit in.
wasn’t big enough
Anna is the kindest person in our group.
KIND
No one in our group is __________ Anna.
as kind as
This solution is much more effective than the previous one.
LESS
The previous solution was __________ this one.
less effective than
She gave the most convincing argument during the discussion.
CONVINCING
Her argument was __________ during the discussion.
the most convincing
This restaurant is as good as the one we visited yesterday.
A
We didn’t visit __________ restaurant yesterday.
a better
The room was too dark for the children to read.
NOT
The room was __________ for the children to read.
not bright enough
The shirt is too tight to wear comfortably.
ISN'T
The shirt __________ to wear comfortably.
isn't loose enough