you must do ___ I told you A:after B:before C:until D:though

问题描述:

you must do ___ I told you A:after B:before C:until D:though

A
感觉后面少了一个what

do sth. 上面说的没错。这题有点问题

A 没少东西
要么 do what i told you
要么 do after i told you
意思不一样