問題詳情
【題組】34．A）It is less serious in cities than in rural areas.
(B)It affects both junior and senior high schools.
(C)It results from a worsening economic climate.
(D)It is a new challenge facing American educators.
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)