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高中第一册(上) 【教材分析-重点难点分析
   
Unit 5 Why do you do that?
 
[基础知识]   [拓展知识]

[基础知识]

1. 词法
  (1) burn
    [说明] burn 既可作及物动词又可作不及物动词。有 “晒黑,晒” 的意思。
    例如: She has a skin that burns easily( is quickly hurt by the sun).
    她的皮肤易被晒黑。
    Put on your hat, or the sun will burn your face.
    戴上帽子,否则太阳会晒黑你的脸。
  (2) feed
    [说明] feed 意为“喂养,饲养”,还可与介词 on 搭配,意为 “以……为食”。
    例如: She feeds the grass to the sheep.
    她用草喂羊。
    The cows feed on grass.
    牛以草为食。
  (3) in fact
    [说明] in fact 作 “实际上,事实上” 解,与 as a matter of fact同义。
    例如: ---Is her sister an honest woman?
    她姐姐是个诚实的人吗?
    --- No, in fact, she often tells lies.
    不,实际上她老是撒谎。
    As a matter of fact, nobody knows how to do it.
    其实,谁都不知道该怎么做这件事。
  (4) so that
    [说明] “以便,以致,结果是”,后接目的状语从句,且从句中常用情态动词。
    例如: Every morning she gets up early so that she can catch the first bus.
    她每天很早就起床,以便赶上头班车。
    He worked hard so that he could pass the exam.
    他刻苦学习,以便通过考试。
  (5) in order to
    [说明] 表目的,意为 “为了”,后接动词原形。
    例如: She did everything in order to pay off the debt.
    为了还债她什么事都做了。
  (6) fetch
    [说明] “去取,取拿” 指到别处把某人或某物 “带来”或 “取来”,含有一去一来的意思。
    例如: Please go and fetch some chalk for me.
    请帮我拿些粉笔来。
 [练习题]
    1.  The mother put on her glasses ___ see clearly.
       A. that   B. so that to   C. in order that   D. in order to
    2.  Meetings ____ in order to discuss the problems.
       A. hold   B. are held   C. holds   D. are holding
    3.  Any one who ____ will be punished.
       A. will break the rules   B. break the rules
       C. breaking the rules    D. breaks the rules
    4.  Please keep the medicine ___ the children.
       A. from   B. off   C. away   D. away from
    5.  In class our Chinese teacher asked Li Ming to ___ some chalk for him.
       A. fetch   B. buy   C. bring   D. take
      [ 想看答案吗?]

2. 语法句法
  (1) He has got a lot of questions to ask.
    [说明]to ask是不定式作questions的定语。动词不定式作定语,要放在被修饰词后面。
    例如: There are lots of fruits to eat.
    有许多水果可吃。
    We have no time to waste.
    我们没有时间可以浪费。
  (2) Put the little plants in the shade so that the sun won't burn them.
    [说明] …so that… 意为 “以便,以致,结果是”,后要接一个完整的句子,表目的。
    而so…that 则为“太……以致于……” 之意。
    例如: He speaks loudly so that everybody can hear him clearly.
    他大声说话以便每个人都能听清。
    He spoke so fast that we couldn't catch up with him。
    他说话太快以致我们跟不上。
  (3) 复习不同时态的被动语态。
    [说明] 被动语态的基本结构是be+动词过去分词,只有及物动词才有被动语态。
    下面是几种基本时态及情态动词的被动语态结构。
    一般现在时 am/ is /are + done
    一般过去时 was/were + done
    一般将来时 shall/will be + done
    现在完成时 has/have been + done
    现在进行时 am/is/are being + done
    情态动词 can/ must + be + done
    例如:The program is operated by villagers.
    这项工程是由村民们来实施的。
    Every year trees are planted.
    每年要种很多树。
    The classroom was cleaned yesterday.
    昨天打扫教室了。
    The flowers were watered yesterday afternoon.
    昨天下午浇花了。
    These buildings will be built next year.
    明年要盖这些大楼。
    That bridge has been completed.
    那座桥建好了。
    The house is being painted now.
    现在正在给那座房子刷漆。
    These sentences can be changed into passive voice.
    这些句子能变成被动语态。
[练习题]
    1.  We have many books ___.
       A. reading   B. reads   C. to read   D. read
    2.  They stopped at Yunnan ___ they might visit Dianchi.
       A. in order to   B. so that   C. so…that   D. to
    3.  English ____ in many countries of the world.
       A. speaks   B. spoke   C. are spoken   D. is spoken
    4.  These books ____ into foreign language.
       A. have been translated    B. has been translated
       C. have translated      D. has translated
    5.  If you do something wrong, you ______.
       A. will punish  B. will be punished   C. punish   D. must punish
      [ 想看答案吗?]


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