【简介】感谢网友“雕龙文库”参与投稿，这里小编给大家分享一些，方便大家学习。
【导语】英语语法让很多学生都头疼，因为复杂难懂的句式和词组有时难以记忆。英语网为大家整理了英语语法大全，希望对同学们的英语语法学习有所帮助。更多内容尽在英语网。
有这样一道考题，其中涉及了 notuntil 句型：
It was not __________ he took off his dark glasses __________ I realized he was a famous singer.
A. when，that B. until，that C. until，when D. when，then
此题选 B。考查 not...until 的强调结构，其基本句型为：
It is (was) not until (时间状语) that (不用否定)
他妻子走了之后他才来。
正：He didnt come until his wife left.
正：It was not until his wife left that he came.
直到雨停他们才出发。
正：They didnt start until the rain stopped.
正：It was not until the rain stopped that they started.
请做以下各题：
1. It was not until midnight ________ the noise of the street stopped.
A. that B. this C. since D. at which
2. It was not _______1920 _______ regular radio broadcast began.
A. for，that B. until，that C. for，when D. until，when
3. It was not _______ you had explained how ________ I managed to do it.
A. for，that B. until，that C. for，when D. until，when
答案：1. A 2. B 3. B
【导语】英语语法让很多学生都头疼，因为复杂难懂的句式和词组有时难以记忆。英语网为大家整理了英语语法大全，希望对同学们的英语语法学习有所帮助。更多内容尽在英语网。
有这样一道考题，其中涉及了 notuntil 句型：
It was not __________ he took off his dark glasses __________ I realized he was a famous singer.
A. when，that B. until，that C. until，when D. when，then
此题选 B。考查 not...until 的强调结构，其基本句型为：
It is (was) not until (时间状语) that (不用否定)
他妻子走了之后他才来。
正：He didnt come until his wife left.
正：It was not until his wife left that he came.
直到雨停他们才出发。
正：They didnt start until the rain stopped.
正：It was not until the rain stopped that they started.
请做以下各题：
1. It was not until midnight ________ the noise of the street stopped.
A. that B. this C. since D. at which
2. It was not _______1920 _______ regular radio broadcast began.
A. for，that B. until，that C. for，when D. until，when
3. It was not _______ you had explained how ________ I managed to do it.
A. for，that B. until，that C. for，when D. until，when
答案：1. A 2. B 3. B
