问题详情

答题翼 > 问答 > 外语类考试 > 正文
目录: 标题| 题干| 答案| 搜索| 相关

It is necessary that something urgent______ to combat smuggling.A.is doneB.be doneC.has to


It is necessary that something urgent______ to combat smuggling.

A.is done

B.be done

C.has to be done

D.must be done

请帮忙给出正确答案和分析,谢谢!

参考答案
您可能感兴趣的试题