Câu hỏi:

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

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.

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

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

The result of the exam will announce in June.

Will nuclear energy used by many countries in the world?

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