阿摩線上測驗
10. Yesterday, U.S. stock markets experienced a significant decline during a period of growing _________ on Wall Street.
(A) gravity
(B) pessimism
(C) enthusiasm
(D) innovation
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統計： A(0), B(2), C(1), D(2), E(0) #3353513
統計： A(0), B(2), C(1), D(2), E(0) #3353513
