I have just received a letter from my old school ,infrming me that my former headmaster will be retiring next week ,
问题描述：
I have just received a letter from my old school ,infrming me that my former headmaster will be retiring next week ,
答
I 主语have just received 谓语a letter 宾语from my old school 状语,infrming me that my former headmaster will be retiring next week 是informing 引导的伴随状语；that 引导了一个宾语从句,在宾语从句中,my f...