They don't get home until 7 p.m.的同义句!A.They get home when it's 7 p.m.B.They don't get home before 7 p.m.

They don't get home until 7 p.m.的同义句!A.They get home when it's 7 p.m.B.They don't get home before 7 p.m.
They don't get home until 7 p.m.的同义句!
A.They get home when it's 7 p.m.
B.They don't get home before 7 p.m.

They don't get home until 7 p.m.的同义句!A.They get home when it's 7 p.m.B.They don't get home before 7 p.m.
原句翻译:他们直到七点为止才回家.(有可能7点前到家,或7点整,不大于7点)
正确答案是:B
A.他们回到家时已是7点 （等于7点到了家或大于7点了）
B：他们在7点之前还没有到家.（还没到7点)

A:他们到了7点才回家 （表示他们回去时时7点）
B：他们在7点之前不回家。（表示他们在7点之前不会回去）我觉得是B
而原句主要是说明他们到了7点才回家的。

原句翻译:他们直到七点为止才回家.
A:他们在7点的时候回家(when强调7点那一刻)
B:他们在七点之前没有回家.
个人觉得B要合适些.

B