Câu hỏi:

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

Will nuclear energy used by many countries in the world?

The result of the exam will announce in June.

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

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.

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

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