◎ 题干
You stepped into the lab with your shoes on? You're _____ to take them off before you enter it.

A. invited
B. supposed
C. forbidden
D. permitted
◎ 答案
查看答案
◎ 解析
查看解析
◎ 知识点
    根据n多题专家分析,试题“You stepped into the lab with your shoes on? You're _____ to take them off before you enter it. [ ]A. invitedB. supposed C. forbidden D. permitted …”主要考查了你对  【过去分词】  等知识点的理解和应用能力。关于这些知识点的“档案”,你可以点击相应的链接进行查看和学习。