G9-U2-L2

I wear a mask to protect myself from breathing in the ____________________ air in the city.

• polluted

• fresh

• clean

• fragrant

The ____________________ is an underground railway system in a city, often used for public transportation.

• subway

• tram

• bus

• taxi

The city is often called a ____________________ because of all the tall buildings.

• concrete jungle

• green meadow

• quiet village

• open field

.. My dad is a construction worker, so he often visits the ____________________.

• construction site

• hospital

• library

• restaurant

The ____________________ is a fun place to hang out with friends and family.

• park

• library

• hospital

• office

The ____________________ is an elevated train system that runs above the city streets.

• skytrain

• subway

• tram

• monorail

Manh feels stressed when he has to drive on the ____________________.

• highway

• playground

• kitchen

• library

My friends ride their bikes to ____________________ the city every weekend.

• get around

• give up

• run into

• take after

We turn off lights when we leave a room to ____________________ electricity.

• cut down on

• give up

• look after

• run into

Linda and Anna are ____________________ a project to plant trees in the park.

• carrying out

• giving up

• looking after

• turning down