来自蔡希介的问题
看看这句语法时态有没有问题Whenthepreyhaddiscoveredthepuma,ithadbeenalreadyattackedbyt改为Whenthepreydiscoveredthepuma,ithadbeenalreadyattackedbythepuma.呢
看看这句语法时态有没有问题
Whenthepreyhaddiscoveredthepuma,ithadbeenalreadyattackedbyt
改为Whenthepreydiscoveredthepuma,ithadbeenalreadyattackedbythepuma.呢
1回答
2020-06-07 17:05