◎ 题干

You may ask the teacher for help ____ difficulty.
A.in case ofB.in the case ofC.in any caseD.in no case
◎ 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 may ask the teacher for help ____ difficulty.A.in case ofB.in the case ofC.in any caseD.in no case…”主要考查了你对  【介词和介词短语】  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。