- 问题详情: Ifthenewsafetysystem_______touse,theaccidentwouldneverhavehappened. A.hadbeenput B.wereput C.shouldbeput D.wouldbeput【回答】【*】A知识点:虚拟语气与情态动词题型:选择题...
- 23761
- 问题详情:Ifthenewsafetysystem_______touse,theaccidentwouldneverhavehappened.A.hadbeenput B.wereput C.shouldbeput D.wouldbeput【回答】A 【详解】考查虚拟语气。句意:如果这个新的安全系统被投入使用过的话,这个事故...
- 15561