問題詳情

55. What is one of the challenges facing the American economy?
(A) Competition from overseas.
(C) Slack trade activities.
(B) People's reluctance to spend.
(D) Decreasing productivity.

參考答案

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