阿摩線上測驗
9. Natural disasters or unstable _________ can have a marked effect on the stock market.
(A) political conditions that
(B) conditions are political
(C) are political conditions
(D) political conditions
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統計： A(65), B(32), C(26), D(147), E(0) #1140659
統計： A(65), B(32), C(26), D(147), E(0) #1140659
