not until倒装句 强调句

not until是直到…才的意思,你这句话是要说这个男孩直到他妈妈回来才去睡觉,但是我不太明白你说的come 这句话可以说The boy did not go to bed until his mother came back。倒装句是not until位于居首,句子要倒装例如,Not until she came back did I know she was OK。强调句是对not until 强调,例如 It was not until 11 o'clock that he returned to his home。