直到昨晚很晚爸爸回了家他才去睡觉。
He ___________ his father came back home late last night.
这个任务如此的简单以至于每个人都能按时完成。
This task is ___________everyone can finish it on time.
你看起来如此很累，为什么停下来歇一下呢？
You look very tired. ___________ stop for a rest？
快点，孩子们，该做早操了。
Come on, children! ___________for morning exercises.
父母经常告诫我做人守信很重要。
My parents often tell me ________.
直到抵达山顶他们才休息。
They ________ they reached the top of the mountain.
