阿摩線上測驗
Construction of the new highway system _______ completed on time if more workers had been hired.
(A) needs to be
(B) would have been
(C) will be
(D) should have
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統計： A(342), B(1263), C(611), D(344), E(0) #395648
統計： A(342), B(1263), C(611), D(344), E(0) #395648
