Woke up one morning stone blind.

有一天我醒来瞎了。

By the second week, everyone knew perfectly well what was going on, yet everyone tried to look as if they were stone–blind to the changes in Jo's face.

到了第二个星期，每个人都完全明白正在发生什么事了，可是大家都试图作出对乔脸色的变化浑然不觉的样子。