4 Choose the correct answer: a, b or c.
1 Dad's new car is .... his old one.
a bigger
b more big
c bigger than
2 You .... talk in the library because people are
trying to work.
a must
b should
c mustn't
3 I'm sitting in the armchair in our whole house!
a worse
b bad
C worst
4 My town is .... than yours.
a small
b smaller
c smallest
5 I think you .... take more exercise. It's good for
you.
a should
b must
c shouldn't
​