1. Your English will be made better by watching the films on The Disney Channel.

2. Peter was active in participating in all the social activities of our school last year.

3. Stephen had his car repaired by the mechanic yesterday.

4. Because of the polluted water, we can't swim in that part of river

5. If you're lazy, you won't succeed in your life.

6. Their pets are looked after.

7. He was active in participating in the fight against air pollution.

8. As she was seriously ill, she couldn't come to class.

9. If we put garbage into the bins, we can minimize pollution.

1.Watching the films on The Disney Channel will make your English better

-> Your English will...be better if you watch the films on disney channel
2.Peter actively participated in all the social activities of our school last year -

> Peter was. an active participant ..in all the social actives of our school last year 
3.Stephen's car was repaired by the mechanic yesterday -

> Stephen had...his car repaired by the mechanic yesterday                                               
4.Since the water is polluted, we can't swim in that part of river -

> Because of...the polluted water, we can't....
5.Laziness won't make you succeed in your life

-> If you 're... lazy, you can't succeed in your life
6.They take good care of their pets

-> Their pets are looked...after by them
7.He actively participated in the fight against air pollution

-> He was...an active participant in the fight aggainst air pollution
8. She couldn't come to class because of her serious illness

-> As...her illness becomes serious, she couldn't....
9. Putting garbage into the bins is one answer to minimizing pollution

-> If...people put garbage into the bins, it will minimize pollution