Câu 1. _______ is produced from the heat stored in the earth's core.
A. Geothermal energy
B. Nuclear energy
C. Solar energy
D. Water energy
Câu 2. Nellie Ross of Wyoming was the first woman ______ governor in the United States.
A. who elected
B. to be elected
C. was elected
D. her election as
Câu 3. Oil, coal and natural gas are ______ fuels made from decayed material from animal or plants.
A. unleaded
B. smokeless
C. solid
D. fossil
Câu 4. The natural environment consists ______ all natural resources.
A. in
B. of
C. to
D. on
Câu 5. The amount of solar energy that reaches the earth depends ______ the atmosphere
A. a. to
B. b. in
C. c. on
D. d. with