阿摩線上測驗
15. Dutch companies and the government invest a considerable amount of money in flower research.
(A) limited
(B) insignificant
(C) large
(D) scanty
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統計： A(4), B(11), C(139), D(4), E(0) #2426830
統計： A(4), B(11), C(139), D(4), E(0) #2426830
