This missile is designed so that once_____ nothing can be done to retrieve it. [ 2 分 ] A. fired B. being fired C. they fired D. having fired
出自：乐山师范学院-综合英语

提示：
同一【IP】的非会员用户每天可免费获取10次答案

收藏本站【zk.995w.com】，下次访问不迷路

本站试题总数:【10245188】个 (题库试题定时更新)