It was not until I had read your letter that I understood the true state of the affairs.这句话对吗?一句句子有not only ,为什么没有but also?
问题描述：
It was not until I had read your letter that I understood the true state of the affairs.
这句话对吗?一句句子有not only ,为什么没有but also?
答
是not until,that