[ General Knowledge ]
How is geothermal energy harvested? (How do we get it?)
A. Solar panels collect the sunlight.
B. The heat from the earth boils water to create steam.
C. We pump it from the earth and refine it into gasoline.
D. We drill for it and burn it like coal or wood.

Random Topics:
Grammar: is/are/was/werePronouns and AdverbsFuture Continuous, Future Perfect and Future Perfect ContinuousPunctuation and GrammarOffer and Suggestionanother/the others/each other/one anotherTenses and Passive VoiceLinking WordsThird Grade ExamTOEFLOther quiz:
Grammar › ViewLast night I was ______ tired that I went to bed early.
A. such
B. such a
C. so
Vocabulary › View
What does “present continuous” mean?
A. A temporary action which isn’t finished
B. An action completed yesterday
C. A plan for the future
D. A habit you always do
Vocabulary › ViewA relief from harm or discomfort
A. Reluctant
B. Reprieve
C. Emblem
D. Relinquish
Phrasal Verbs › View
_______ the name of the medicine.
A. take off
B. lie down
C. look after
D. write down
