题目内容
During the period of recent terrorist activities, people _____ not to touch and unattended bag.
A. had always been warned B. were always being warned
C. are always warning D. always warned
B
解析:
考查固定句型用法。Be alawys doing sth.一直在做某事,表示赞赏或埋怨的感情色彩,此处从unattended bag.排除A,C,依据warn的用法,人们应该被警告,故选B。
练习册系列答案
相关题目