Условие задания:

3 Б.
Read the sentences and write them in another way using the given words. Don't forget about full stops in the sentences.
Example 0.
It’s easy to understand him.
Answer 0.

He is easy to understand.
1. It’s easy to use this machine.
2. It is not cheap to maintain a car.
3. I couldn’t answer the question.
    It was