___________ can be an excellent source of free, renewable energy for poor farmers.

 ___________ energy is produced by collecting sunlight and converting it into electricity.

Laos and Cambodia have big plans for building up to 11 ___________ on the lower Mekong.

There are many available ___________ power sources in Vietnam including sun, wind, water, etc.

In India, the demand for ___________ has always been more than the supply.

I'm afraid that I won't come to your house tomorrow.

The result of the exam will announce in June.

When will the non-renewable energy sources be use up?

Will nuclear energy used by many countries in the world?

The government has warned that Britain will face power ___________ in the coming winters.

I hope the storm won't be destroyed many buildings in the city.

When you save energy, you not only save money, you also reduce the demand for ___________ such as coal, oil, and natural gas and that is a great way to play a part in saving the planet.

Will your class visit the hydro power station in Hoa Binh next week?

They will destroy the forest to build a hydro power station.

Two layers of glass in the window will be stopped the heat going out.