高考英语必考20个句型讲与练3
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句型7 21世纪教育网
…before…特殊用法（1）“没来得及……就……”
[例句]
The roof fell before he had time to dash into the room to save his baby.
他还没有来得及冲进房高考资源网间救孩子，房顶就塌了。21世纪教育网
He ran off before I could stop him. 我还没有来得及阻止，他已经跑了。
To my great disappointment, my favorite singer left the concert before I could have a word with her.
让我非常失望的是，我还没有来得及和我最喜欢的歌手打招呼，她就已经离开了。
句型8
…before…特殊用法（2）“过了多久才……”或“动作进行到什么程度才……”
[例句]
They walked about fifty miles to the west before they saw a village.
他们西行50英里才看到一个村庄。21世纪教育网
The workers worked day and night about three days before everything returned to normal.
工人们连续工作3天才使一切恢复正常。
He almost knocked me down before he knew it.
他几乎撞撞到我了才意识到。
We had walked a long way before we found some water.
我们走了很长的路才找到一点水。
Five years went by before I knew it. 不知不觉，五年过去了。
句型9
It was + 时间段+before….“过了多久才（怎么样）……”
It was not long before….“不久，就……”
It will (not) be +时间段+before….“要过多久（不久）……才……”(before从句谓语动词要用一般时态) 21世纪教育网
[例句]
It was not long before he sensed the danger of the position.
不久他就意识到他处境的危险。
It was five days before he came back. 五天后他才回来。
It will be half a year before you graduate from the school. 再过半年你才能毕业。
It will not be long before they understand each other. 他们大概不久就会互相了解。
[高考题回放] 21世纪教育网
1. It was evening ______ we reached the little town of Winchester.（2004天津）
A. that B. until C. since D. before
2. Scientists say it may be five or six years ______ it is possible to test this medicine on human patients.（2004福建）
A. since B. after C. before D. when
3. Someone called me up in the middle of the night, but they hung up ______ I could answer the phone.（NMET2000）
A. as B. since C. until D. before
4. He made a mistake, but then he corrected the situation ______ it got worse.（2003北京）
A. until B. when C. before D. as 21世纪教育网
5. It was some time _____ we realized the truth.（2005山东）
A. when B. until C. since D. before
6. The American Civil War lasted four years _____ the North won in the end.（2005广东）
A. after B. before C. when D. then
7. –Why didn’t you tell him about the meeting
–He rushed out of the room _____ I could say a word.（2006四川）
A. before B. until C. when D. after
8. –How long do you think it will be______ China sends a manned spaceship to the moon
–Perhaps two or three years.（2006福建）21世纪教育网
A. when B. until C. that D. before
21世纪教育网 -- 中国最大型、最专业的中小学教育资源门户网站。 版权所有@21世纪教育网
句型7 21世纪教育网
…before…特殊用法（1）“没来得及……就……”
[例句]
The roof fell before he had time to dash into the room to save his baby.
他还没有来得及冲进房高考资源网间救孩子，房顶就塌了。21世纪教育网
He ran off before I could stop him. 我还没有来得及阻止，他已经跑了。
To my great disappointment, my favorite singer left the concert before I could have a word with her.
让我非常失望的是，我还没有来得及和我最喜欢的歌手打招呼，她就已经离开了。
句型8
…before…特殊用法（2）“过了多久才……”或“动作进行到什么程度才……”
[例句]
They walked about fifty miles to the west before they saw a village.
他们西行50英里才看到一个村庄。21世纪教育网
The workers worked day and night about three days before everything returned to normal.
工人们连续工作3天才使一切恢复正常。
He almost knocked me down before he knew it.
他几乎撞撞到我了才意识到。
We had walked a long way before we found some water.
我们走了很长的路才找到一点水。
Five years went by before I knew it. 不知不觉，五年过去了。
句型9
It was + 时间段+before….“过了多久才（怎么样）……”
It was not long before….“不久，就……”
It will (not) be +时间段+before….“要过多久（不久）……才……”(before从句谓语动词要用一般时态) 21世纪教育网
[例句]
It was not long before he sensed the danger of the position.
不久他就意识到他处境的危险。
It was five days before he came back. 五天后他才回来。
It will be half a year before you graduate from the school. 再过半年你才能毕业。
It will not be long before they understand each other. 他们大概不久就会互相了解。
[高考题回放] 21世纪教育网
1. It was evening ______ we reached the little town of Winchester.（2004天津）
A. that B. until C. since D. before
2. Scientists say it may be five or six years ______ it is possible to test this medicine on human patients.（2004福建）
A. since B. after C. before D. when
3. Someone called me up in the middle of the night, but they hung up ______ I could answer the phone.（NMET2000）
A. as B. since C. until D. before
4. He made a mistake, but then he corrected the situation ______ it got worse.（2003北京）
A. until B. when C. before D. as 21世纪教育网
5. It was some time _____ we realized the truth.（2005山东）
A. when B. until C. since D. before
6. The American Civil War lasted four years _____ the North won in the end.（2005广东）
A. after B. before C. when D. then
7. –Why didn’t you tell him about the meeting
–He rushed out of the room _____ I could say a word.（2006四川）
A. before B. until C. when D. after
8. –How long do you think it will be______ China sends a manned spaceship to the moon
–Perhaps two or three years.（2006福建）21世纪教育网
A. when B. until C. that D. before
21世纪教育网 -- 中国最大型、最专业的中小学教育资源门户网站。 版权所有@21世纪教育网