高中英语 Unit3语法课件 新人教版必修5

过去分词作时间状语
1. When it is heated, ice will be changed into water. When heated, ice will be changed into water.
2. When it is seen under a microscope,
a fresh snowflake has a delicate sixpointed. Seen under a microscope, a fresh snowflake has a delicate six-pointed shape.
Compare 1. Following the old man, we went upstairs. (跟着那个老人, 我们上了楼)
2. Followed by the old man, we went
upstairs.
(被那个老人跟着, 我们上了楼)
3. 从上面看,体育场好像一个鸟巢。 ____ from the top, the stadium looks B like a bird nest. A. Seeing B. Seen 4. 从太空看, 宇航员看不到长城。 ____ from the space, the astronaut A could not discover the Great Wall. A. Seeing B. Seen
Combine these sentences using the past participle as the adverbial. (page 21 Ex2.)
1. Frightened by the loud noise, I went to see what was happening. 2. Hit by the lack of fresh air, he got a bad headache, 3. Tired after the long journey, I still enjoyed meeting the aliens on the space station 4. Frightened by the noise outside, the little girl dared not sleep in her bedroom.
unsettled for the first few days.
2. If he is given time, he’ll make a firstclass tennis player. → Given time , he’ll make a first-class _________ tennis player. 3. As I was confused by the new surroundings, I was hit by the lack of fresh air. → ______________________________, I Confused by the new surroundings was hit by the lack of fresh air.
过去分词作原因状语
1. Since / As she was given advice by the famous detective, the young lady was no longer afraid. Given advice by the famous detective, the young lady was no longer afraid.
注意
作状语的过去分词其逻辑主语通常就是句子 的主语，且主语是过去分词动作的承受者， 即过去分词表示的动作不是句子的主语发出 的；过去分词与主语之间是动宾关系，即被 动关系。这一点是与现在分词作状语的情况 是不同的，后者与主语之间是主谓关系。
Complete each sentence using the Past Participle of the right verb.
过去分词作方式或伴随情况状语
1. The hunter left his house, and he was followed by his dog. The hunter left his house, followed by his dog.
2. She sat by the window, and she was lost in thought.
Given more attention, the cabbages
could have grown better.
2. If I am compared with you, we still
have a long way to go.
Compared with you, we still have a long way to go.
3. Given more time, we would be able to do the work much better. If we were given more time, we would be able to do the work much better. 4. Once translated into Chinese, the book became very popular among Chinese teenagers. Once it was translated into Chinese, the book became very popular among Chinese teenagers.
She sat by the window, lost in
thought.
过去分词作让步状语
Although we were exhausted by the climb, we continued our journey, we continued our journey. Exhausted by the climb, we continued our journey.
5. Built in 1910, the museum is almost 100 years old. 6. Given some advice by the famous scientist, the student was not worried about his scientific experiment any more. 7. Exhausted after a day’s work, George took some tablets to help him feel better. 8. Very astonished by the amount of work in the new timetable, Lucy decided to leave her job immediately.
Rewrite the sentences with past participle.
1. As I was worried about the journey, I was unsettled for the first few days.
→ Worried about the journey , I was _______________________
Past participle (3)
Used as the adverbial
Rewrite the sentence below.
Worried about the journey, I was unsettled for the first few days. = As I was worried about the journey, I was unsettled for the first few days. participle used as the adverbial
4. When he was questioned by the
police about the fire, he became tense.
→ __________________________ Questioned by the police ______, he became tense. about the fire
5. Deeply interested in medicine, she decided to become a doctor. Because she was deeply interested in medicine, she decided to become a doctor. 6. Left alone at home, Sam did not feel afraid at all. Although he was left alone at home，Sam did not feel afraid at all.
Summary
1)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、让 步状语等。 2)过去分词作状语时,过去分词的逻辑主 语与句子主语一致。 过去分词作状语有两大特点： 1)表示被动的动作，分词与主语的逻辑 关系被动； 2)表示已经完成的动作。
ቤተ መጻሕፍቲ ባይዱ
Rewrite the sentences with proper conjunctions.
1. Asked what had happened, he told us about it. →When he was asked what had happened, he told us about it. 2. Well-known for his expert advice, he received many invitations to give lectures. →Because he was well known for his expert advice, he received many invitations to give lectures.
More example sentences
1. When it is heated, ice will be changed into water. When heated, ice will be changed into water. 2. When it is seen under a microscope, a fresh snowflake has a delicate six-pointed shape. Seen under a microscope, a fresh snowflake has a delicate six-pointed shape.
Read three more sentences with past participles used as the adverbial.
1. Well-known for their expertise, his parents’ company, called “Future Tour”, transported me safely into the future in a time capsule. 2. Hit by a lack of fresh air, my head ached. 3. Exhausted, I slid into bed and fell fast sleep.
2. Because it was done in a hurry, his
homework was full of mistakes.
Done in a hurry, his homework was
full of mistakes.
过去分词作条件或者假设状语
1. If they had been given more attention, the cabbages could have grown better.