职教组卷基于海量职教高考试题库建立的在线组卷及学习系统

网站首页帮助中心注册

当前：英语

题型：英语知识运用题类：期中考试难易度：较易

新测

The fifth generation flying car designed by Professor Stefan Klein ________ two flight tests at Piestany airport in Slovakia so far.（　　）

A. was completed B. has completed C. had been completed D. will complete

相关试卷

微信服务号

联系电话

18165375674