阿摩線上測驗
25. What does “the burden” in the last paragraph refer to?
(A) The shared financial costs.
(B) The reduction of gas emissions.
(C) The pursuit of economic growth.
(D) The work of conserving natural resources.
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統計： A(0), B(1), C(0), D(1), E(0) #3880159
統計： A(0), B(1), C(0), D(1), E(0) #3880159
