（重赏急）填空：Ican'twhatitmustbelikehavingtodoatasklikethisallday.Ican'twhatitmustbelikehavingtodoatasklikethisallday.根据这句子填那个空应该是什么?也给翻译下这句子什么意思?分析

Question

（重赏急）填空：I can't __ what it must be like having to do a task like this all day.
I can't __ what it must be like having to do a task like this all day.根据这句子填那个空应该是什么?也给翻译下这句子什么意思?分析下句子结构?完全没看懂

Answer 1

imagine
想象一个你站在一个挖煤的坑口,这时候,有一个乌黑的工人正把一筐煤背上来.
（having to do a task like this all day）主题,指向 it,就是 having to do a task like this all day
must be like what !what 就是你可以想象的对象,比如,骡牲口,奴隶,等等,that you can imagine or not!
I can't imagine what it must be like having to do a task like this all day.