2018年高考英语一轮复习每日一题(第15周)时间状语从句!

时间状语从句
高考频度：★★★★☆ 难易程度：★★★★☆

1.(2017·北京卷·单项填空)If you don’t understand something, you may research, study,
and talk to other people _______ you figure it out.
A. because
【答案】C
【解析】A. because 因为 B. though尽管 C. until 直到 D. since自从。句意：如果你
无法理解某个 东西，你可能会去研究，学习并和他人探讨直到你解决为止，根据句意可知选
用until“直到”，选 C。
2.（2016·全国新课标卷III·语法填空）Over time, 45 the population grew, people
began cutting food into small pieces so it would cook more quickly.
【答案】aswhen
B. though C. until D. since

3.（2016·四川卷·语法填空）The mother held the baby in her front paws much the way
a human does. 46 it cried, she rocked it back and forth and gave it little
comforting pats.
【答案】WhenIf
【解析】考查时间状语从句。句意：如果或当它哭的时候，她会前后摇动。故填WhenIf。

【考点解读】
一、when引导的时间状语从句
1. when引导的 时间状语从句，其动词既可以是延续性动作的动词，也可以是瞬间性动作
的动词，而且可以表示主句的动 作和从句的动作同时发生，或者从句的动作发生在主句的动
作之前。
When you apply for a job, you must present your credentials. 当你申请工作时，

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你必须递交你的有关证件。（同时）
When the students heard the teacher’s footsteps, they all atopped talking. 当
学生们听到老师的脚步声时，他们都停止了讲话。（从句动作发生在前）
2. when还可表示just then（正在那时，突然）的意思，此时其所引导的从句只放在主
句之后。
be about to do when 正要去做某事，突然??
be doing when 正在做某事，突然??
be on the point of doing when 正在做某事，突然??
We were about to start when it began to rain. 我们正要动身，突然天下起雨来。
The game had hardlyscarcelybarely begun when it started raining. 比赛刚刚开
始就下起雨来。
二、as引导的时间状语从句
as 引导的时间状语从句其动词的动作是延续性的，而且侧重表示主句和从句的动作交替
或同时发生，译为＂ 一边??，一边??＂或＂随着??＂。
We were having breakfast as she was combing her hair. 她梳头时我们在吃早饭。
It will warm up a little bit on Sunday as the cold front passes. 寒流一过，星
期日就会有点暖意了。
三、while引导的时间状语从句
while表示＂在某一段时间里＂或＂在??期间＂，其所引导的从句的动作是延续性的，
并 侧重表示和主句的动作同时发生。
When the teacher paraphrased the text in English, the students listened
attentively and took notes. 当老师用英语解释课文时，学生们聚精会神地听并做着笔记。
I can learn while I work. 我可以边工作边学习。
四、before引导的时间状语从句
1. before＂在??之前＂。
I have finished my dissertation before my supervisor went abroad. 在我的导师
出国之前，我已完成了我的学位论文。
I’ll be back before you have left. 你离开之前我就会回来。
2. before＂??之后才＂。

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It may be many years before we meet again. 可能要过许多年我们才能再见了。
It was three days before he came back. 他三天后才回来。
五、as soon asoncedirectlythe instant等引导的时间状语从句
as soon as 是最常见的表示＂一??就??＂的从属连词，其他连词还有once（一旦），
di rectly（老式英国英语），immediately（主要用于英国英语），instantly，the instant
(that)，the minute(that) ，the moment(that)等，它们通常都可与as soon as换用。
As soon as we got home, the telephone rang. 我们一到家，电话就响了。
I recognized her immediately I saw her. 我一看见她就认出她来了。
Directly the teacher came in everyone was quiet. 老师一进来，大家就静了下来。
六、hardlywhenno soonerthan引导的时间状语从句
hardlybarelyscarcelywhen和no soonerthan的意思是＂刚??就＂，它们所引导的
从句中的谓语动词通常为过去完成时。
He had no sooner (no sooner had he) arrived home than he was asked to start on
another journey. 他刚一到家，就又要他出另一次差。
★ hardlybarelyscarcely和no sooner置于句首时，从句要倒装。
No sooner had the words been spoken than he realized that he should have remained
silent. 这些话刚一出口，他就意识到自己应该保持沉默。
七、since引导的时间状语从句
在含 有since引导的时间状语从句的复合句中，从句的谓语动词通常为一般过去时，主
句的谓语动词通常 为现在完成时。
We’ve never met since we graduated from the college.
没见过面。
Great changes have taken place since you left. 你走了以后，这里发生了巨大的变
化。
八、tilluntil引导的时间状语从句
till和until同义，作＂直到??时( 为止)＂解，till多用于非正式文体，until多用
于句首。
Donald will remain in college until (till) he finishes his Ph.D course. 唐纳
德将留在学校直到完成他的博士学位课程。
大学毕业后我们就再

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I won’t go with you until (till) I finished my homework. 等我做完作业我才和
你一起去。
注意：
not until 置于句首，主句要倒装。
Not until 4:00 in the morning can he fall asleep. 直到凌晨4点他才睡着。(He can’t
fall asleep until 4:00 in the morning.)
Not until he returned did we have supper. 直到他回来我们才吃晚饭。 (We didn’t
have supper until he returned.)
九、whenevereach timeevery time引导的时间状语从句
whenever：① every time that a particular thing happens
② at any time
whenever在引导时间状语从句时作＂每当；每次＂解，each time和every time与
whenever同义，通常可以与它换用。

1. We need to get to the root of the problem ______________ we can solve it.
A. while
D. as
B. after C. before
2. Every time ______________ they met, they would talk excitedly for several hours
about the schoolmates and incidents ______________ they still remembered in the
primary school.
A. that；who and which
C. ；that












B. when；that
D. when；which
3. It was 3 in the morning ______________ the earthquake happened. Hundreds were killed,
with a lot ______________ in the collapse.
A. that；buried
C. that；burying














B. when；buried
D. when；burying
4. The police had to employ force ______________ the crowd got out of control.
A. the instant

B. at the instant
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C. in an instant D. for an instant
5. ______________ the poem a second time, the meaning will become clearer to you.
A. Having read
C. If reading














B. While reading
D. When you read

行词既有人又有物时，关系代词用that，故C项正确。
3. B 【解析】考查连词和非谓语动词。根据句子结构可知the earthquake happened是时
间状语从句，应用when引导；第二空动词bury应用非谓语动词作a lot的宾语补足
语，且与a lot之间是逻辑上的被动关系，故用buried，选B项。


进步，在于总结。我在这，总结在哪儿？
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