Tell us how things ued to be

问题描述:

Tell us how things ued to be
how things ued to be怎么回事 作定语吗 把他变为一般疑问句怎么办

how things used to be是宾语从句,这是一个祈使句,意为:告诉我们事情过去是怎么样的?
一般疑问句 Did things use to be.?