高考英语复习每日一题第15周时间状语从句含解析.docx

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 dont understand something, you may research, study, and talk to other people _ you figure it out.A. because B. though C. until D. since【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】as/when3.（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】When/If 【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When/If。【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，你必须递交你的有关证件。（同时）When the students heard the teachers 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 hardly/scarcely/barely 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。Ill be back before you have left. 你离开之前我就会回来。2. before之后才。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 as/once/directly/the 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），directly（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、hardlywhen/no soonerthan引导的时间状语从句hardly/barely/scarcelywhen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。 hardly/barely/scarcely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。 Weve never met since we graduated from the college. 大学毕业后我们就再没见过面。Great changes have taken place since you left. 你走了以后，这里发生了巨大的变化。八、till/until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。I wont 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 cant 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 didnt have supper until he returned.)九、whenever/each time/every time引导的时间状语从句whenever： every time that a particular thing happens at any timewhenever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. whileB. afterC. beforeD. as2. 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 whichB. when；thatC. /；thatD. when；which3. It was 3 in the morning _ the earthquake happened. Hundreds were killed, with a lot _ in the collapse.A. that；buriedB. when；buriedC. that；buryingD. when；burying4. The police had to employ force _ the crowd got out of control.A. the instantB. at the instantC. in an instantD. for an instant5. _ the poem a second time, the meaning will become clearer to you.A. Having r