Using LanguageⅡ第二课时教案

Book4 Unit4 Grammar The Present Participles as Adverbials现在分词作状语

Analysis of the teaching material(教材分析): The learning content is the grammar of Book4,Unit4--The Present Participle used as Adverbial,which is an important language point in this book.To achieve the learning goals,I will employ four steps to teach this lesson. Analysis of the students(学情分析)：The students are in the first period of Senior High School, so it will be better if the learning material is not difficult.

Teaching aims(教学目标) Knowledge aims After the class, the students will be able to recognize the different kinds of adverbials expressed by present participles. Ability aims After the class, the students will be able to correctly use present participles as adverbials

Emotional aims After the class, the students will be able to

1)

build up their confidence in learning English 2)

strengthen their sense of group cooperation Teaching important points(教学重点) Help the students to

recognize the different kinds of adverbials expressed by present participles and change them into adverbial clause. Solution: observation and discussion. Teaching difficult points(教学难点) How to help the students to use adverbials expressed by present participles Solution: group competition and cooperative learning

Teaching aids(教学用具) The multimedia and the blackboard Teaching procedures(教学过程)

Lead-in→ Presentation (Step2)→Consolidation(Step3)→Homework(Step4) Teaching procedures 教学过程：Lead-in→ Presentation(Step2)→Consolidation(Step3)→Homework(Step4) 教学过程：

Step1:Lead-in

（3mins）

observe some sentences and find out the present participles used as adverbials.

Step2: Presentation

(32mins)

Part1:Changes in tense and voice of present participles

(5mins)

（现在分词在时态和语态变化）

语态

主动

被动

时态

语态

语态

一般式

Doing Being done 几乎同时

完成式

Having done Having been done 有明显时间差

主动关系

被动关系

(1). ____ in the street,she saw an old friend.

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A.Walking

B.walk

C.having walked

D.being walked (2).____ by his father, my friend was unhappy.

A.Having

punished

B.punished

C. Being punished

D.Punishing (3).___ such heavy pollution already,it may be difficult to clean up the river.

A. Having suffered

B.Suffering

C.To suffer

D. Suffered (4). _______ for three minutes, the girl felt nervous.

A.stare at

B.Being stared at

C.Having been stared at

D.To stare at Part2 识别现在分词所充当的各种状语

(8mins)

1.Review:判断V-ing在句中所做的成份

①. Coming late for school is a bad habit.

②.We should avoid talking loudly in a library.

③.They are exciting .

④. They are visitors coming from several countries.

⑤. Coming late, the girl missed the train.

2.Observe and think :现在分词可以做哪些状语？

Competition: Recognize the adverbials according to the information and tell what kind of adverbial it is.)

Example:Having been translated into 20 languages, the book is famous all over the world now.

(原因状语)

①.Being ill, he couldn’t come to school today.

(

)

②.Using your head, you will find a way.

(

)

③.Having arrived at the factory,they immediately set to work.

(

)

④Having a cold, the boy went to school as usual.

(

) ⑤.She was so angry that she threw the toy on the ground, breaking it into pieces.

(

)

⑥.The girl came in smiling.

(

) 小结：现在分词可以充当原因条件、时间、让步、结果、伴随或方式状语。其中，_______、_______、______、_______常位于句首，_____、______常位于句尾，有时伴随状语或方式状语可谓语句中或句首。Part3 现在分词作状语，与状语从句的转换（13mins）

1.一句多译：观察并试着总结状语从句怎样转换成分词作状语。（从句

分词）

When we are crossing the road, we often say: “Be careful!”

When crossing the road, we often say: “Be careful!”

Crossing the road, we often say: “Be careful!”

小结：当从句主语和主句主语一致，且从句谓语和主句主语是主动关系时，可以省略状语从句的_____、_____,当谓语中含有be或助动词do时，也应一起省略），再把谓语中的实义动词变成_______，其他不变。

2.请把下列状语从句转换成现在分词作状语。

Eg: After he heard a strong sound, he went out of the room for a look.

= Hearing a strange sound, he went out of ….

①.As the girl was seriously ill, she was taken to hospital immediately.

______________________________________________________ ②.Being seriously ill, the girl was taken to ….

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________________________________________________________ ③.As she didn’t know any French, she couldn’t get any one to help her.

________________________________________________________ 3.看谁反应快：判断下列现在分词作哪种状语，并把其可以替换的逻辑连词填入括号中。

①.Working harder at English, you will make greater progress.

(_______ 状语)

___you work harder at English, you will make greater progress.

②.Feeling very tired, they kept running.

(______ 状语)

________ they felt very tired, they kept running.

③.Having finished their homework, they went home.

(______ 状语)

______ they had finished their homework, they went home.

*Having finished their homework表现的动作在went home(

), 故用分词的（

）式. ④.The children ran out of the room, laughing merrily.

(______ 状语)

提示：现在分词作伴随状语相当于一个由______连接的并列谓语或并列句。

Part4:主语的一致性

(6mins) 1.从句的主语和主句的主语必须一致。

判断下列句子的正（T）误(F): Hearing the news, tears ran down her face.

(

) Hearing the news, she cried.

(

) Looking out through the window, the garden is beautiful.

(

)

Looking out through the window, I found the garden beautiful.

(

) 提示：

(1).从句的主语和主句的主语必须一致。即-ing分词作状语时，它的逻辑主语就是整个句子的主语，并表示主动的关系。否则，

(2).分词必须有自己的主语。这种带主语的分词叫做分词的独立结构。在句中作状语，表示时间、条件、原因、结果、让步、伴随或方式。

2.完成句子

①._____________, we`ll do another two exercises.

如果时间允许，我们将做另两个练习。

②.______________, we decided to go swimming.

天气好，我们决定去游泳。

Step3:Consolidation

(5mins)

用动词的恰当形式填空。

While in London, I just had to go to the British Museum. There`s so much1._____(see) and I only had time to spend a few hours there. 2.____ (see) the pocket watches, I was reminded of the old watch my grandfather used to wear. I don`t think I ever saw him without it. Then I went to the Monkey Gallery. They have got an 3. _____ (amaze) collection of coins, some 4.____ (be) over 2,000 years old. Next stop was the Chinese collection. 5._____(live) in Hong Kong for so many years, I was very interested in this. After looking at the Chinese collection, I had hoped to see the Mexican collection. Unfortunately, when 6.____(get) there, I found that it was closed. 7.____(spend) the whole morning walking around the museum, I decided that I wanted to do something very different in the afternoon. So I went to the London Eye 8._____(get) a bird`s view of the city. When 9.____ (see) from the top of the Eye, some of the biggest buildings appear very small. After that, tired from all the walking ,I went back to my room at the hotel 10.____(stand) on the riverside and slept for a couple of hours before going out to have dinner.

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Step4:Homework

Go on to fill in the blanks with the correct forms of Verbs

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