問題詳情

64. Household-chore robots are still inferior to conventional appliances because ____.
(A) they are neither cheap nor efficient
(B) they are too difficult to operate
(C) their noise disturbs the neighbors
(D) their shapes are not attractive

參考答案

答案:A
難度:適中0.5
統計:A(0),B(0),C(0),D(0),E(0)

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