他今天早上凌晨两点才回到家 He ________ __________back home___________2:00 this morning.
问题描述：
他今天早上凌晨两点才回到家 He ________ __________back home___________2:00 this morning.
答
He didn't come back home until 2:00 this morning
空上填：didn't come,until
这是not until 的用法.