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▲閱讀下文，回答第 31 - 35 題Both hydropower and solar power are energy sources that do not consume limitedresources 31 instead take advantage of renewable ones － water for hydropower and the sunfor solar power － using them to generate energy 32 eliminating them from other uses.Neither hydropower 33 solar power creates significant pollution or waste. Hydropower ismuch more 34 used, accounting for about 6 percent of the energy 35 in the United Statesin 2008.
31.
(A) to
(B) but
(C) and
(D) or

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