PREPARE 6- REVISION- UNITS 9-10-11-12-16

Alternative to 'provided that':

• Although

• However

• Nevertheless

• As long as

Gas formed when people or animals breathe out:

• Carbon Dioxide

• Oxygen

• Nitrogen

• Methane

The amount of money a person / organization has available to spend:

• Budget

• Income

• Savings

• Funds

Measurement of the amount of carbon dioxide produced by sth /sb:

• Carbon Footprint

• Emission Rate

• Pollution Level

• Greenhouse Gas

Modern useful or useless electronic devices:

• Gadgets

• Appliances

• Devices

• Inventions

Making good profits:

• Profitable

• Successful

• Wealthy

• Rich

Devise that can charge the battery of a mobile phone without using the main power supply of a building:

• Portable Charger

• Wireless Charger

• Solar panel

• Battery Pack

Always believing bad things are going to happen:

• Pessimistic

• Optimistic

• Realistic

• Hopeful

Fuel such as coal or oil that is obtained from under the ground:

• Fossil Fuel

• Natural Gas

• Renewable Energy

• Biofuel

Not working correctly:

• Faulty

• Broken

• Damaged

• Defective