Відповіді: Стр.70 (1)

1. Read the examples. Then complete the rules with the verbs in the examples.

a) should and shouldn't to give advice to someone.

b) have to say that something is necessary because of a rule or law.

c) need to say that something is important, but not a rule or law.

d) don't have to, don't need to, or needn't to say that something is not necessary.