Câu hỏi:

Will nuclear energy used by many countries in the world?

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

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

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

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

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

The result of the exam will announce in June.