Test vượt rào Unit 10: Source of energy & passive voice E6.3

The non-renewable sources of energy that we are using are ___________ and are bound to expire one day.

• limited

• plentiful

• abundant

• alternative

Solar energy can be used for ___________ electricity, and for hot water heating.

• investing

• polluting

• generating

• installing

Biogas can be used to ___________ natural gas in cooking, heating, or electrical generation.

• replace
• supplement
• substitute
• remove

Wind power is one of the earliest ___________ sources of energy used by humankind.

• alternative

• polluted

• harmful

• 
  exhausted

Hydropower is generated from the energy of ___________.

• sunlight

• water

• wind

• coal

Geothermal energy is derived from the ___________ of the Earth.

• core

• crust

• mantle

• atmosphere

Which of the following is a renewable source of energy?

• Coal

• Natural Gas

• Solar

• Oil

The sun's energy will be used to …… water

• hot

• heat

• freeze

• frozen

They will install a network of wind turbines to ……. electricity

• generate

• come

• make

• produce

We should ….. the use of fossil fuels and others non-renewable source of energy.

• waste

• save

• increase

• reduce