1 People have developed many different paper products 
=> Many different paper products have been developed.
2 He asked us many difficulties questions 
=> We were asked many difficulties questions by him.
3 They must widen the road soon
=> The road must be widened soon.
4  She adused me to reuse mill bottel
=> I was adused to reuse mill bottel by her.
5 My sister cleans there rooms everyday 
=> These rooms are cleaned by my sister everyday.
6 Water from chemical factories have caused a lot of pollution.
=> A lot of pollution have been caused by water from chemical factories

1. many different paper products have been developed.

2. we were asked difficulties questions.

3. the road must be widened soon.

4. I was adused to reuse mill bottel.

5. These rooms are cleaned by my sister everyday.

6. a lot of pollution have been caused by Water from chemical factories.

#TIB