Active vs. passive

Would you change the following sentences? If not, why not? Rewrite those that need clarification.

 

 

1. Police in riot gear fired rubber-coated bullets into the crowd.

 

2. Later in the day the boss informed the employees of layoffs himself.

 

3. With five seconds left, LeBron James missed a three-point shot.

 

4. The survey questioned participants about their changes in political affiliation.

 

5. Raoul avoided tall buildings and mountains because he was afraid of heights.

 

6. The Legislature is considering the bill.

 

7. The earthquake destroyed the tiny island.

 

8. The class is reading the book.

 

9. An experimental operation was performed at the hospital yesterday.

 

10. Debris from the downed airliner covered the wheatfield.

 

 

Red flag: “To be” + past participle