Відповіді: Стр.78 (1-2)

1. Underline the passive forms in the example. Which are present simple passive and which are past simple passive?

Present Simple Passive: are changed.

Past Simple Passive: was used.

2. Complete the rules with the correct words.

a. We form the passive with the verb be + past participle.

b. For the present simple passive, we use is or are + past participle.

c. For the past simple passive, we use was or were + past participle.

d. We use the passive when:

– we want the object of a sentence to become the subject.

– we don’t know or it isn’t important who does the action.

e. To say who does the action in a passive sentence (the agent), we use by + agent.