Переделайте предложения в косвенную речь; помогите пожалуйста, заранее спасибо.
1. We can (can't) resolve conflicts peacefully.
2. We can (can't) have better relations with people.
3. We can (can't) prevent all conflicts.
4. We have to (don't have to) agree with people different values.
5.

1. She said they could resolve conflicts peacefully.
She said they couldn't resolve conflicts peacefully.
2. She said they could  have better relations with people.
She said they couldn't  have better relations with people.
3. She said they could prevent all conflicts. 
She said they couldn't prevent all conflicts.
4. She said they had to  agree with people different values.
She said they didn't have to agree with people different values.