7_U10_TEST

Choose the word in each group that has the underlined part pronounced differently from the rest.

• fast

• cat

• last

• bake

Choose the word in each group that has the underlined part pronounced differently from the rest.

• blue

• food

• moon

• foot

Choose the word in each group that has the underlined part pronounced differently from the rest.

• seat

• sea

• head

• bead

Choose the best answer (A, B, C, or D) to complete the following sentences. When energy comes from the wind, we call it _________.

• wind energy

• solar energy

• nuclear energy

• hydro energy

________ energy is often used to generate electricity in many countries.

• Solar

• coal

• Fossil

• Nuclear

Solar power is ________ because the sun will continue to shine for billions of years.

• renewable

• non-renewable

• harmful

• expensive

When energy comes from ________, we call it geothermal energy.

• wind

• water

• the Earth

• the sun

Look! The plane ________ in the sky.

• flies

• is fly

• is flying

• fly

Fossil fuels are ________ because they cannot be replaced once used up.

• non-renewable

• renewable

• infinite

• sustainable

Using solar power is ________ because it doesn’t produce harmful emissions.

• polluting

• costly

• clean

• dangerous