Learning about Languageppt课件教学实录

Period 4 learning about language Grammar Revise the Past Participle as Adverbial 过去分词短语做状语可表示时间、地点、原因、条件、让步、伴随等意义。这种过去分词状语相当于一个时间、地点、原因、条件、让步等状语从句, 若过去分词作状语, 句子的主语与分词所表示的动作构成动宾关系, 即是该分词动作的承受者。过去分词(短语)作状语时, 也可在其前面加上连词 when, if, once, though, unless等, 以便明确作何种状语。

1. 表时间, 相当于一个时间状语从句, 有时过去分词前可加连词when或while来强调时间概念。

从山顶上看, 这个城市就像一个大花园。

__________________________ , the city looked like a big garden. 入党以后, 他决定献身于党的事业。

_____________________, he decided to devote his life to the cause of the Party. 2. 表原因, 相当于一个原因状语从句。如：

激动的人们被那个故事深深地感动了, 停止了争吵。 ________________________, the excited young people stopped arguing. 3. 表条件, 相当于一个条件状语从句, 有时过去分词前可用if 等词。如：

再给他一次机会, 他会做得更好。

______________________________________ 和你哥哥相比, 你应该更加努力学习英语。

__________________________, you should make greater efforts to study English. 水如果被加热, 会变成水蒸气。

_________, water can be turned into steam. 4. 表让步, 相当于一个though/although引导的让步状语从句。如：

尽管已经跑得筋疲力尽, 他们还是继续追赶着那个强盗。

_________________________, they went on running after the robber. 尽管被许多人嘲笑, 他还是继续他的研究。

_______________________________________________________ 5. 表方式或伴随情况。如：

那个老人在他的妻子的搀扶下走进了房间。

The old man went into the room, ______________________. 我和父亲坐在桌子旁边讨论着我的工作问题。

__________________, my father and I were talking about my job. 提示: 过去分词作状语与现在分词作状语的区别在于: 过去分词与句子主语构成动宾关系, 而现在分词与句子主语构成主谓关系。

Seeing in this light, the matter is not as serious as people generally suppose. Seen in this light, the matter is not as serious as people generally suppose. 高考链接

1. _____ around the Water Cube, we were then taken to see the Bird’s Nest for the 2008 Olympic Games. A. Having shown B. To be shown C. Having been shown D. To show 2. ______ by a greater demand for vegetables, farmers have built more green houses. A. Driven B. Being driven C. To drive D. Having driven 3. The country has already sent up three unmanned spacecraft, the most recent ____ at the end of last March. A. has been launched B. having been launched C. being launched D. to be launched 单项选择

1.

______ more attention, the tree could have grown better. A. Given B. To give C. Giving D. Having given. 2. The computer center, ____ last year, is very popular among the students in this school. A. open B. opening C. having opened D. opened 3. The first textbooks _____ for teaching English as a foreign language came out in the 16th century. A. having written B. to be written C. being written D. written 4. ______ in thought, he almost ran into the car in front of him.

A. Losing B. Having lost C. Lost D. To lose 5. ____ such heavy pollution already, it may now be too late to clean up the river. A. Having suffered B. Suffering C. To suffer

D. Suffered 6. The research is so designed that once ____ nothing can be done to change it. A. begins B. having begun C. beginning D. begun 7. ____ in 1636, Harvard is one of the most famous universities in the United States. A. Being founded B. It was founded C. Founded D. Founding 8. When _____, the museum will be open to the public next year. A. completed B. completing C. being completed D. to be completed 9. Prices of daily goods _____ through a computer can be lower than store prices. A. are bought B. bought C. been bought D. buying 10. Don’t use words, expressions, or phrases ____ only to people with specific knowledge. A. being known B. having been known C. to be known D. known 11. Unless ____ to speak, you should remain silent at the conference. A. invited B. inviting C. being invited D. having invited 12. Friendship is like money: easier made than ______. A. kept B. to be kept C. keeping D. having kept 13. Mr. Smith, ____ of the ____ speech, started to read a novel. A. tired; boring B. tiring; bored C. tired; bored D. tiring; boring 14. ____ time, he’ll make a first-class tennis player. A. Having given B. To give C. Giving D. Given

Fill in the blanks. 1.

_______ (污染的) air and water are harmful to people’s health.

2. The problem ______________________ (在会议上讨论的) yesterday was very difficult to solve. 3. He became _______ (兴奋) when he heard the news that he had won the first place in the competition. 4. I am _________ (感兴趣) in the story. 5. I haven’t got the film ___________ (冲洗) yet. 6. Do you know the man _________ (站) beside the door?

改错

1.

He came back with a basket filling with eggs. 2. A breaking cup is lying on the floor. 3. The meeting holds yesterday was very important. 4. Giving more time, I would do it better. 5. Deeply moving by his words, the old man agreed to his request. 6. Seen his mother coming, the child was very happy. 7. The murderer was brought in, with his hands tying behind his back. 用分词改写下列从句。

1. While he was watching TV, he heard a knock at the door. 2. If the town is seen from the top of the hill, it looks more beautiful. 3. As the watch is used for a long time, it needs repairing. 4. The boy will be blind in both eyes unless he is treated on time. 5. Though he had been told many times he couldn’t understand it.