题文

The lazy boy _______ get to school _______ ten o'clock yesterday morning.

[     ]

A. could, until B. did, when C. didn't, until

题型：单选题  难度：中档

答案

C

据专家权威分析，试题“The lazy boy _______ get to school _______ ten o'clock yest..”主要考查你对  从属连词，一般过去时  等考点的理解。关于这些考点的“档案”如下：

从属连词一般过去时

考点名称：从属连词

• 从属连词：
  这种连词是用以引导名词性从句定语从句和状语从句的，由从属连词所引导的句子叫从句,而含有从句的句子叫作复合句。

• 从属连词可分为三大类：
  1、that （无词义，不做成分）
  if，whether （表达是否的意义，但不做句子成分）
  2、连接代词：who，whom，whose，what，which，whatever, whoever, whichever（有词义，在句子中可作主语、表语、宾语）
  3、连接副词：when，where，why，how，how many，how long，how far，however，whenever，wherever （有词义，作从句的状语）

  用法：
  从结构上说，英语连接词分两大类：并列连词和从属连词。
  
  并列连词连接两个或两个以上地位平等的字、词组或分句。例如：
  (1) Air and water are indispensable to me. 　　
  (2) She likes going out with friends or playing outdoor games. 　　
  (3) Most workers have a good income, so they look very happy. 　　
  
  从属连词连接两个或两个以上的分句，形成复杂句中的从属分句。例如： 　　
  (4) He said that he did not want to go . 　　
  (5) Many things have happened since I last saw him. 　　
  (6) You may come if you want to. 　　
  
  从属连词用来连接各种从句。
  until(till)直到，在用until表达时间状语的句子中，主句中的动词是要十分小心去选择的。
  如动词是持续行动词，它要用肯定句，如：
  I studied hard until 12 o'clock last night.
  如果动词是瞬间截止性动词，则要用否定句，如:
  He didn't go to bed until his mother came back.
  由since,for,by,before, 来引导的时间状语从句。
  since 引导的时间状语是动作的开始时间，如:
  I have studied English since 1990.
  而by引导的时间状语通常是动作的结束时间，如：
  I had learned 25 English songs by the end of last term.

• 从属连词语法分类：
  

  种类	语法作用	连词举例
  从属连词	引导原因状语从句	Because, since
  	引导条件状语从句	If, unless, as long as
  	引导目的状语从句	So that
  	引导结果状语从句	So…that
  	引导方式状语从句	As, just as, as if
  	引导让步状语从句	Though, although, even though, no matter what, however, no matter how, whoever, no matter who, wherever, no matter where
  	引导比较状语从句	As…as, not so…as, than, less…than, the more…the more
  	引导名词性从句	Who, whom, whose, which, that, when, where, why

考点名称：一般过去时

• 一般过去时:
  表示过去某个时间里发生的动作或状态；过去习惯性、经常性的动作、行为；过去主语所具备的能力和性格。
  基本结构：
  主语+动词过去式+其他；
  否定形式①was/were+not;②在行为动词前加didn't，同时还原行为动词；
  一般疑问句Did+主语+do+其他。

• 一般过去时句法结构：
  肯定形式
  主语+动词过去式+其他
  例句：She often came to help us in those days.
  否定形式
  ①was/were+not；②在行为动词前加didn't，同时还原行为动词
  例句：I didn't know you like coffee
  一般疑问句
  ①Did+主语+do+其他？ ②Was\Were+主语+表语?
  例句：Did I do that?
  用表格整理如下：

  肯定式	疑问式	否定式	疑问否定式
  Iworked	Did I work?	I did not work	Did I not work?
  He(She,It) worked	Did he(she,it) work?	He(she,it) did not work	Did he(she,it) notwork?
  We worked	Did we work?	We did not work	Did we not work?
  You worked	Did you work?	You did not work	Did you not work?
  They worked	Did they work?	They did not work	Did they not work?

  记忆口诀：
  一般过去时并不难，过去动作、状态记心间。
  动词要用过去式，时间状语句末站。
  否定句很简单，didn't 站在动原前，其它部分不要变。
  一般疑问句也好变，did放在句子前，主语、动原、其它部分依次站。
  特殊疑问句也简单，疑问词加一般疑问句记心间。
  最后一条请注意，动词过去式要牢记！
  
  一般过去时中动词过去式变化规则：
  

  词	构成	举例
  一般情况	词尾+ed	动词原形	过去式和过去分词
  		look talk	looked talked
  以不发音字母e结尾	词尾+d	like arrive	liked arrived
  以“辅以字母+y”结尾	变y为i，再加ed	fly study	flied studied
  以重读闭音节结尾，且末尾只有一个辅音字母	双写词尾+ed	stop plan	stopped planned

  
  结构句型:
  1．一般句子
  I watched TV last night.
  2．一般疑问句
  Did you watch TV last night？
  3．there be 句型
  There was an apple on the table last night.