阿摩線上測驗
46. What is this article mainly about?
(A) Some best designers of green buildings in the world.
(B) The pros and cons of green buildings.
(C) The history and development of green buildings.
(D) The analysis of why green buildings are too costly.
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統計： A(83), B(177), C(1045), D(56), E(0) #3157091
統計： A(83), B(177), C(1045), D(56), E(0) #3157091
