If you are brave enough you'll certainly make rapid progress in your Don't English为什么In your后面要don't还要大写

问题描述:

If you are brave enough you'll certainly make rapid progress in your Don't English
为什么In your后面要don't还要大写

这句话是哪里的?

怎么可能呢?!
应该是:
If you are brave enough you'll certainly make rapid progress in your English