The villagers didn't go home until sunset.是什么时态,怎么判断?

The villagers didn't go home until sunset.是什么时态,怎么判断? The twins didn't go home ___six o'clock yesterday 答案until我答的 He didn't go home _____ the rain stop. A.until B.when C.sinc I didn't go home until the concert was over为什么要用didn't 和unti he didn't go home until 9:00 I won't go home until the rain ----(stop) I didn't go home until I finished my homework 中 finish 为什么加e 句型转换 急He didn't go home until he finished his homework.(改为同义 he didn't go to sleep until hie mother came back home.（改为同义句 I know they didn't go home until they finished that task.语法正 I didn’t go to bed until my mother（ ）home. i didn"t go to bed until my father came back中until是什么词性