Câu hỏi:

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

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

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.

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

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

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.