6 Rewrite each sentence so that it does not contain the phrase in italics.

a) I think you'd better/you should take more exercise.

b) I think the plane will land soon.

c) You can not use a dictionary.

d) It can't be Sue. She's abroad,

e) I can come to your party.

f) You can't drop litter in the street.

g) You needn't wait.

h) You should stay in bed today.