گرامر

Page 45 - Exercise 3

Grammar focus - Passive with prepositions

Present continuous passive

The air is being polluted by fumes from cars and trucks. City streets are being damaged as a result of heavy traffic. Potholes aren’t being repaired due to a lack of funding.

Present perfect passive.

Many parks have been lost through overbuilding. The homeless have been displaced because of overcrowding in city shelters.