72 According to the passage, what is the most common way to supply electricity?
(A) To use batteries.
(B) To use ocean thermal energy.
(C) To use solar energy.
(D) To use wind energy.
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統計: A(80), B(8), C(6), D(3), E(0) #3074738
統計: A(80), B(8), C(6), D(3), E(0) #3074738