1.The research is so designed that once__nothing can be done to change it.A.begins B.having begun C.beginning D.begun2.Can___be in the desk___you have put my letter?A.it;which B.I;which C.you;in which D.it;that3.Never___time come back again.A.has los

The research is so designed that once begun nothing can be done to change The research is so ------- that it leaves no part of the issue unexamined.comprehensiverewardingsporadiceconomicalproblematical 应该选择哪个 The research is so designed that once ___（begin ）nothing can be done to change it 正确形式填空 What is a Research Proposal?How to Writing?(English)1.what is a research proposal?How to start a research proposal?so many questions!How do i choose?How to writing?（please use your own words,Thanks million ） 英语翻译There has been considerable debate over the last decade or so on the effectiveness of construction project planning.However,there is remarkably little research into what construction project planners actually do.The research reported here 英语翻译There has been considerable debate over the last decade or so on the effectiveness of construction project planning.However,there is remarkably little research into what construction project planners actually do.The research reported here Science, so the story goes, is a meticulously built edifice. Discoveries balance on ones that prece请大侠翻译.Science, so the story goes, is a meticulously built edifice. Discoveries balance on ones that preceded them. Research is stimulated by The research is so designed that once--begun----nothing can be done to change it.research开始是用被动的吗,我记得电影开始是主动地呀,难道调查不是? The research is so designed that once ____ nothingcan be done to change it.A.begins B.havingbegun C.beginning D.begun要怎么选 The research is so designed that once _______ nothing can be done to change it.A.begins B.having begunC.beginning D.begun The research is so designed that once _______nothing can be done to change it.A. begins B. having begun C. beginning D. begun求详解.waiting Eg:The research is so designed that once_____ nothing can be done to change it.A begins Bhaving begun C begining D begun.Why choose The research is so designed that once ________ nothing can be done to change it.A.begins B.having begun C.beginning D.begun The research is so designed that once ___ nothing can be done to change it.A.begins B.having begun C.beginning D.begun(答案是D,为什么?) Two factors weigh heavily against the effectiveness of scientific research in industry.One is the general atmosphere of secrecy in which it is carried out,the other the lack of freedom of the individual research worker.In so far as any inquiry is a s what is the difference between market investigation and market research? The research is so designed that once (begun) nothing can be done to change it.括号里的词为什么...The research is so designed that once (begun) nothing can be done to change it.括号里的词为什么用过去分词? The research is so designed that once begun nothing can be done to change it.The research is so designed that once begun nothing can be done to change it.为什么是once begun 为什么不是once begin.once negun=once itis begun那算被动语态了