早教吧 育儿知识 作业答案 考试题库 百科 知识分享

noneedforastodotheexperimentagainitwasmotlongbeforeweleftthechemistrylab.A.TherehasB.TherewasC.TherebeingD.Itbeing

题目详情

_____ no need for as to do the experiment again it was mot long before we left the chemistry lab.
  A. There has     B. There was      C. There being      D. It being    

▼优质解答
答案和解析

C