i will tell you ___he told me last week A all that B all

问题描述:

i will tell you ___he told me last week A all that B all

两个答案均可.
all作为tell sb sth中的直接宾语sth,可以翻译为“所有的事情”,而that引导定语从句,修饰all.
that代替all,在定语从句中充当told的宾语,所以that可以省略.
由上可知,答案AB均正确.