Câu hỏi:

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.

A. carbon footprint

B. electricity

C. fossil fuels

D. biogas

Câu 1:

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

A. dams

B. slogans

C. energy

D. coals

Câu 2:

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

A. Correct

B. Incorrect

Câu 3:

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

A. Hydro electric

B. Nuclear

C. Solar

D. Wind

Câu 4:

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

A. nuclear

B. hydro

C. renewable

D. solar

Câu 5:

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

A. Correct

B. Incorrect

Câu 6:

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

A. Correct

B. Incorrect