FOSSIL FUELS FORMED DEEP UNDERGROUND FROM... A. HEAT FROM THE SUN...

12. - DE THI THU TN CHO HS MIEN NUI
Tiếng Anh DE THI THU TN CHO HS MIEN NUI
12. Fossil fuels formed deep underground from... A. heat from the sun B. earth and rock C. oil and gas D. dead plants and animals