not...until基本含義是“直到...才”。
I did not go home until my mother called me.
我直到我媽媽打電話給我才回家。
Not until Father came back did we begin to have supper last night.
昨晚直到父親回來,我們才開始吃晚飯。
not until的倒裝與強調結構,not until通常與非延續(xù)性動詞連用,強調主句所表示的狀態(tài)或情景從until所表示的'時間才發(fā)生,主句必須是否定句。
1、當Not until位于句首時,句子要倒裝。其結構為:Not until+從句/表時間的詞+助動詞+(主句)主語+謂語
(1)Not until the teacher came in did the students stop talking.
直到老師進來學生們才停止講話。
。2)Not until next week will the sports meet be held.
直到下周才開運動會。
2、not until的強調結構為:It is / was not until+從句/表時間的詞+that
。1)It was not until the teacher came in that the students stopped talking.
(2)It is not until next week that the sports meet will be held.