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1、Period 4语法专题课学习目标1.To master the basic usage of the Past Participle as the attribute and the predicative.2.To learn to use the Past Participle as the attribute and the predicative in the real situation through self-study and practice.3.To be absorbed in English study and enjoy the beauty of English.
2、学习过程Step 1:Lead-in(自学建议:利用上节课所学,完成下列短文填空。然后思考短文后面的问题,如果在回答的时候有困难,同学们可以先不回答观察思考部分的问题,学完本课后,再回来解释,回扣课堂。)John Snow was a doctor who became 1 when thinking about helping patients.At the time when he lived,many people died of cholera.There were two theories 2 how cholera killed people,however,John Snow s
3、uspected the one thinking people absorbed the disease into their bodies with meals was correct but he needed evidence.In 1854 he found that in two particular streets the cholera outbreak was so severe that over 500 people 3 to cholera died in a short time.He did the research and concluded that the w
4、ater in the streets was to blame.People were 4 not to drink 5 water any more.Finally,cholera was 6.【观察思考】(1)5 water与people 3 to cholera这两个答案有什么区别?(2)two theories 2how cholera killed people与people 3 to cholera这两个答案有什么区别?(3)become 1 ;be 4/6这两个答案有什么区别?Step 2:过去分词作定语【观察思考】a lost animal一只迷路的动物a used stam
5、p一枚用过的邮票an injured finger一根受伤的手指a broken coin一枚破损的硬币a lighted candle一支点燃的蜡烛(1)So many thousands of terrified people died every time there was an outbreak.(2)He immediately told the astonished people in Broad Street to remove the handle from the pump so that it could not be used.(3)The water companie
6、s were instructed not to expose people to polluted water any more.【归纳总结】单个的过去分词作定语时一般兼有和的意义,常放在被修饰词的。【注意】(1)过去分词作定语时,有时只有被动意义spoken English英语口语 written exercises书面练习(2)少数表示位移或状态改变的不及物动词的过去分词只有完成的意义fallen leaves落叶the risen sun升起来的太阳the advanced countries发达国家a drunken man一个醉鬼a returned student一名归国留学生a
7、 retired teacher一名退休教师an escaped prisoner一名逃跑的囚犯by-gone days过去的岁月【观察思考】(1)He found that it came from the river polluted by the dirty water from London.(2)He became inspired when he thought about helping ordinary people exposed to cholera.【归纳总结】过去分词短语用作定语时,一般置于其所修饰的名词,表示和/或意义。其意义相当于一个从句,但较从句简洁,多用于书面语
8、中。Step 3:过去分词作表语【观察思考】The cup is broken.茶杯破了。(茶杯的)He looked worried after reading the letters.看完信后,他显得很忧虑.(他的/)【归纳总结】过去分词作表语主要表示主语的或等。【注意】过去分词作表语与被动语态的区别:1.用作表语的过去分词被动意味很弱,主要表示动作的完成和状态,此时相当于一个形容词。2.被动语态的过去分词被动意味很强,句子主语为动作的承受者,后面常跟by短语。例子:(1)The glass was broken.表示The glass was broken by Tom.表示(2)The
9、 windows are closed.表示The windows are closed by Jack.表示3.表示“感觉流露”的一些过去分词(如:interested,surprised,excited,frightened,shocked)和一些过去分词(如dressed,drunk,devoted,lost,known)常用作表语,表示状态。其中有些仅表示状态,没有被动意味。(1)How did the audience receive the new play?They got very excited.(2)How did Bob do in the exams this time
10、?Well,his father seems pleased with his results.(3)She was very disappointed to hear the result.(4)Hes quite experienced in teaching beginners.短语积累准备好做某事致力于,专心于决心做担心关心/担心专注于与相联系面对专心致志于Step 4:过去分词与现在分词的区别【观察思考】(1)falling leaves/boiling water/developing country (2)fallen leaves/boiled water/
11、developed country (3)I am interested in the book.(4)The book is interesting.【归纳总结】过去分词与现在分词作定语的区别现在分词具有和之意;过去分词具有和之意。作表语的区别现在分词具有之意;过去分词具有之意。课堂练习Step 1:用以下单词的正确形式填空,每个单词仅用一次worry,interest,arrive,frighten,continue,concern1.Ill be to hear what he has to say.2.The mayor said that he was about
12、 the rise of the water level in the river bed.3.Recently soldiers are helping to take the victims to safe areas from the flood.4.Most of the newspaper seems to be with pop stars.5.He was of going alone into the empty house.Step 2:Crying marriage?It is 1(surprise),isnt it?Actually,the custo
13、m of crying marriage which 2(exist) a long time ago in many areas of Southwest Chinas Sichuan Province,3(remain) in fashion4the end of the Qing Dynasty.Though not so popular as before,the custom is still 5(observe) by people in many places,especially Tujia people,who 6(view) it as a necess
14、ity to marriage procedure.It is very much the same in different places of the province.According to elderly people,every bride had to cry at the wedding.7,the brides neighbors would look down upon her as a poorly 8(cultivate) girl and she would become the laughingstock of the village.In fa
15、ct,there were cases in which the bride was 9(beat) by her mother for not crying at the wedding ceremony.In a word,crying at wedding is a way by custom to set off the happiness of the wedding through falsely sorrowful words.However,in the 10(arrange) marriages of the old days of China,there were indeed quite a lot of brides who cried over their unsatisfactory marriage and even their miserable life.Step 3:利用上述段落
