GIỮA HK2-K11-TỪ VỰNG-NGỮ PHÁP

Front

Burning wood is harmful to the environment.

Back

to

Front

Water power is ____________ but needs a dam.

Back

unlimited

Front

Solar energy can produce enough _____________ to heat or cool a house.

Back

power

Front

Solar energy can be changed ____________ electricity.

Back

into

Front

Oil, coal, and natural gas are __________ .

Back

fossil fuels

Front

Heat from deep inside the earth.

Back

Geothermal

Front

Solar energy is plentiful and infinite _________.

Back

but also clean and safe

Front

Do you know the boy _____________ at the party last week?

Back

about whom we talked

Front

Nuclear power is ____________. Building a nuclear power station requires significant investment.

Back

costly

Front

New sports and traditional sports have been added ______ the Games.

Back

to