问题描述: It is high time that such a practtice_ an andto.A.is put B.be put C.wer 1个回答 分类:英语 2014-09-30 问题解答: 我来补答 B 省略了should It is high time that (should) do您的支持就是我继续前行及帮助别人的动力 愿您与我共同携手传播『 爱心 』之种望采纳↖(^ω^)↗ 展开全文阅读