Review Unit 3

Organic ______ made from dry leaves and grass can help make your garden healthy and beautiful.

• compost

• leftovers

• landfills

Organic waste such as fruit and vegetables can ______ more quickly than other materials.

• decompose

• decrease

• destroy

What is this?

• compost pile

• plastic bags

• carbon dioxide

what are they?

How can we call this?

• save water

• waste water

• remove waste

Từ nào mà phần gạch chân phát âm khác?

• fair

• hair

• container

• pair

Từ nào mà phần gạch chân phát âm khác?

• bear

• year

• clear

• hear

Reduce, _____, recycle

Plastic ______ is more durable, but it is not good for the environment.

• package

• pack

• packaging

I decided to fly less in order to reduce my carbon _____.

• footprint

• dioxide

• CO2