阿摩線上測驗
12. The key to avoid resource exhaustion is _________ — finding new and efficient ways of conserving more and consuming
less.
(A) reasonability
(B) profitability
(C) achievability
(D) attainability
(E) sustainability
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統計： A(0), B(3), C(5), D(2), E(76) #2055874
統計： A(0), B(3), C(5), D(2), E(76) #2055874
