He couldn’t remember( ).(本题1.0分)
A、 what was the formula
B、 what were the formula
C、 what the formula was
D、 what the formula were
出自：河北建筑工程学院-电气工程及其自动化-大学英语3(专升本)
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)
