Many people together in one place.
crowds
Paintings or drawings on walls in public places.
graffiti
Parks and gardens in a city.
green spaces
Dirty air or water in the environmen
pollution
When electricity stops working.
power cut
Buses, trains, and subways that everyone can use.
public transport
Trash or waste on the ground.
rubbish
Time of day when many people are going to or from work.
rush hour
When many cars are stuck and can’t move.
traffic jam
There was a big __________ at the concert.
crowds
The walls were covered with colorful __________.
graffiti
I like to relax in __________ like parks and gardens.
green spaces
The air is dirty because of __________ from cars and factories.
pollution
We had a __________ last night, so all the lights went out.
power cut
Many people take __________ like buses and trains to work.
public transport
Please don’t throw __________ on the street.
rubbish
