IELTS 1 Lesson 16 Buổi 19

The Earth's ___________ is a layer of gases that surrounds the planet and protects us from the sun's harmful rays.

• Surface

• Atmosphere

• Ocean

• Ground

Factories and cars produce ___________ that contribute to air pollution and global warming.

• Emissions

• Plants

• Rivers

• Winds

Car ___________ fumes are a major source of pollution in many cities.

• Water

• Noise

• Exhaust

• Heat

A ___________ car uses both electricity and gasoline, reducing fuel consumption.

• Traditional

• Hybrid

• Hybrid

• Diesel

Plants ___________ sunlight and convert it into energy through photosynthesis.

• Reflect

• Release

• Absorb

• Produce

We need to be careful about how much energy we ___________ to avoid shortages in the future.

• Produce

• Consume

• Save

• Store

Factories should ___________ waste responsibly to avoid polluting the environment.

• Discharge

• Hide

• Store

• Burn

Regular maintenance is necessary to ___________ the efficiency of wind turbines.

• Neglect

• Reduce

• Maintain

• Decrease

The benefits of using renewable energy sources ___________ the costs involved in setting them up.

• Outweigh

• Balance

• Decrease

• Ignore

Solar and wind power are ___________ energy sources that can help reduce our dependence on fossil fuels.

• Expensive

• Alternative

• Primary

• Rare