人教课标版高中英语选修8Unit4Grammar(共27张PPT)

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1、 Grammar 过去分词作状语过去分词作状语 1.When our future school is seen from the space, our future school looks like a plate. Seen from the space, our future school looks like a plate. our future school 1. 时间状语时间状语 When it is seen from the hill, the park looks very beautiful. (When) Seen from the hill，the park loo

2、ks very beautiful. 时间状语可在过去分词前加上连词时间状语可在过去分词前加上连词when, while, until等。等。 Dont speak until you are spoken to. Dont speak until spoken to. 3.If I am given a time machine , I will pay a visit to the future. (If) Given a time machine, I will pay a visit to the future. a time machine 2. 条件状语条件状语 If we wer

3、e given more time, we could do it much better. (If) Given more time, we could do it much better. If it is heated to a high temperature, water will change into vapor. (If) Heated to a high temperature, water will change into vapor. 3. 让步状语让步状语 Though they had been warned of the storm, the farmers wer

4、e still working in the fields. (Though )Warned of the storm, the farmers were still working in the fields. Even if Im invited, I wont take part in the party. (Even if) Invited, I wont take part in the party. 4. 方式、伴随状语方式、伴随状语 The teacher entered the classroom, and he was followed by a group of stude

5、nts. The teacher entered the classroom ,followed by a group of students. The teacher stood there and was surrounded by the students. The teacher stood there, surrounded by the students. 5. 原因状语原因状语 Because the boy was greatly touched by his teachers words, he did a lot of things to help his classmat

6、es. Greatly touched by the teachers words, he did a lot of things to help his classmates. Because he was surprised at what happened, Tom didnt know what to do. Surprised at what happened, Tom didnt know what to do. 过去分词作状语过去分词作状语 summary 过去分词在句子中可以作时间状语、原因过去分词在句子中可以作时间状语、原因 状语、伴随状语、条件状语和让步状语等。状语、伴随状

7、语、条件状语和让步状语等。 注意注意：过去分词做时间状语，：过去分词做时间状语，条件状语条件状语 和让步状语时，和让步状语时，可在过去分词前加上相应的连词可在过去分词前加上相应的连词 when, while, until, if ,though等等,但是在原因状但是在原因状 语从句中，语从句中，不可加不可加because, so . 1.Because she was given advice by the famous detective, the young lady was no longer afraid. 2.Because it was done in a hurry, his h

8、omework was full of mistakes. 3.When it is heated, ice will be changed into water. 4.If I am compared with you, we still have a long way to go. 5.The hunter left his house, and he was followed by his dog. Practice: Change the following clauses into Past Participles. 1. Because she was given advice b

9、y the famous detective, the young lady was no longer afraid. Lets check the answer Given advice by the famous detective, the young lady was no longer afraid. 2. Because it was done in a hurry, his homework was full of mistakes. 3. When it is heated, ice will be changed into water. Done in a hurry, h

10、is homework was full of mistakes. When heated, ice will be changed into water. 4. If I am compared with you, we still have a long way to go. The hunter left his house, followed by his dog. (If) Compared with you, we still have a long way to go. 5. The hunter left his house, and he was followed by hi

11、s dog. Having done &Doing Having done &Doing 、 Done& Having been doneDone& Having been done 1._(follow)other students, Tom went into the classroom. 2._(finish)the homework, Tom went out to play. 3._(discuss) many times, the problems were settled at last. Having finished Discussed/ Having been discus

12、sed Following 1.没有意识到危险的存在没有意识到危险的存在,他朝森林深处走去。他朝森林深处走去。 _(realize) the danger, he went deep into the forest. Not having realized / Not realizing Not Not doing & doing & NotNot having done & having done & Not Not having been donehaving been done 2.没有为此受到责备，他暗自高兴。没有为此受到责备，他暗自高兴。 _(blame) for it , he f

13、elt pleased. Not having been blamed _(lose) in thought ,he almost ran into the car. _(dress) in red skirt ,she looks charming. _ (tire) of playing basketball, he went into the classroom. be dressed in ,be lost in ,be interested in, be absorbed in, be faced with ,be seated , be satisfied with等一些短语中的过

14、去分词，等一些短语中的过去分词， 已经用作形容词已经用作形容词 LostLost DressedDressed TiredTired 1.钱被偷了，男孩不敢回家。钱被偷了，男孩不敢回家。 _，the boy didnt dear to go home. Because his money was stolen , the boy didnt dear to go home. Money stolen 独立主格结构独立主格结构 _, we will go on an outing to the beach tomorrow. If weather permits, we will go on a

15、n outing to the beach tomorrow. 2.天气允许的话，明天我们去海滩。天气允许的话，明天我们去海滩。 Weather permitting 1._hard，you will succeed sooner or later. 2._hard and you will succeed sooner or later. 3.If you_hard，you will succeed sooner or later. 1.She got off the bus ,_ her handbag on her seat . 2.She got off the bus and _he

16、r handbag on her seat . 易混辨析易混辨析 Working Work leaving left workwork leave work 1.The hunter left the house，_by his dog. 2.The hunter left the house and_ by his dog. 3._his owner，the little dog came in. followed was followed follow Following 易混辨析易混辨析 听到这个消息，眼泪顺着她的脸颊流了下来听到这个消息，眼泪顺着她的脸颊流了下来。 1.Hearing

17、the bad news ，tears ran down her cheeks. 2.Hearing the bad news ,she cried . 3.When she heard the bad news ,tears ran down her cheeks. 易混辨析易混辨析 尽管再次被打败，但他也没有灰心。 Though he was defeated again, he didnt lose heart. He was defeated again, but he didnt lose heart. Though defeated again, he didnt lose hea

18、rt. Defeated again, but he didnt lose heart. but 用括号内单词的正确形式填空。用括号内单词的正确形式填空。 1. The weapon _ (use) in the murder has now been found. 2. I pulled off the sheets _ (cover) the furniture. 3. _ (store) in a fridge, the dish will stay fresh for three days. 4. I speeded up _ (go) at least 70 mph so I cou

19、ld hurry up and get home. used covering Stored going 5. _ (spend) all morning working in the garden, Betty took a short lunch break. 6. I did not want to eat the _ (burn) potatoes that my sister had cooked. 7. _ (fill) with inspiration, Jenny picked up her pen to write. Having spent burned / burnt F

20、illed 8. _ (wash) by hand, the sweater will not lose its shape. 9. With its wheels _ (stick) in the mud, the car wasnt able to move. 10. Closely _ (write), the words filled every space on the diary pages. Washed stuck written 分分词词作作状语状语答答题记忆题记忆口口诀诀 分词作状语，主语是问题。分词作状语，主语是问题。 逗号前后两动作。共用一主语。逗号前后两动作。共用一主语。 主语找出后，再来判关系。主语找出后，再来判关系。 主动主动- -ing,ing,被动用被动用- -eded。 Having done Having done 表先后，千万要牢记。表先后，千万要牢记。