Learning about Language名师课堂实录

Book 2 Unit3 Learning about Language Grammar

The Present Perfect Passive Voice Teaching Aims: Enable the students to learn to use the present perfect passive voice. Teaching Important Point: The use of the present perfect passive voice. Teaching Difficult Point: How to master the Present Perfect Passive Voice. Teaching Methods: 1.

Task-based learning. 2.

Cooperative learning. 3.

Explanation and practice. Teaching Aids: Multimedia Teaching Procedures: Step1:Lead-in 1.

Ask students a question “what are the four famous inventions in ancient China ?” Students speak out them and then the teacher shows the pictures. 2.

From two sentences”It has been invented in----and It has been used for ---” using the present perfect passive voice ,students guess what the pictures are.

3.

Teacher shows the focus of the lecture “Present Perfect Passive Voice”. Step2: Situational Dialogue 1.

The teacher shows a picture of his son Jason

2.

Dialogue between Jason and his mother. Mother:Jason, has your homework been finished yet? Jason:No,My homework hasn't been finished yet. Mother:Why hasn't the homework been finished since you have been busy all the night? Jason:My handicrafts(手工制作)have been completed. 3.

Ask students to discuss in groups and conclude the structures of the present perfect passive voice.The affirmative sentence,the negative sentence, the general interrogative sentence, the special interrogative sentence. 肯定式

否定式

一般疑问式

特殊疑问式

4.

Doing exercises to practice

按要求完成下列题目。

主语+have/has been done. . .

主语+have/has not been done. . .

Have/Has+主语+been done. . . ?

疑问词+have/has+主语+been done. . . ?

The children have already been told the good news.

①将上面的句子变为否定句。

___________________________________________ ②将上面的句子变为一般疑问句。

_________________________________________ ③将上面的句子对the children进行提问。

_________________________________ Step3:Statements of Jason’s one day. Activity1:In the morning,Jason has been awoken by alarm clock for 30 minutes. 现在完成时被动语态表示动作或状态开始于过去, 持续到现在或将来, 常与介词for或since引导的时间状语连用，或用于How long---?句型中。

How long ____ at this job?

Since 1990. A.

were you employed

B.have you been employed

B.

had you been employed

D.will you be employed Activity2:Breakfast has already been cooked by grandma. 常与现在完成时连用的时间状语有: already(已经), yet(已经), recently/lately(最近), since then(从那以来), so far(到目前为止), in the past/last years(在过去的几年里)等。

Activity3:School uniforms have been given to him by mom.

现在完成时的被动语态的注意点。

(1)带有双宾语的动词, 如give, send, make, show, bring, teach, write, take, sell, buy, tell, lend, pass, promise等, 变为被动语态时, 可将其中一个宾语变为主语, 另一个保留不动。

I have given him a book. (变为被动语态) ____________________________________________ _____ 巧学助记】趣记含双宾语的主动句变被动

如遇双宾语, 最好变间宾; 如若变直宾, be done后加to。

(2)带有复合宾语的动词变为被动语态时, 只能将宾语变为主语, 原来的宾语补足语改为主语补足语, 原来省略to的作宾语补足语的不定式, 被动语态中要加to。

①I have asked her to help you. (变为被动语态) ___________________________ ②He has been made work hard. (单句改错) _____________ Activity4:Something unexpected have happened, the handicrafts have dropped on the floor and have broken down. 不及物动词或动词短语没有被动语态。

1) happen，take place, break out, belong to, take part in, cost, last A war between the two countries has been broken out. (单句改错) (

)

2)open,break,drop 等不强调动作发出者时常用主动语态

（False）The door has been opened of itself. （True）

The door has opened of itself. Activity5:The class has been started,but Jason's attention has hardly been focused on the lecture. 副词的位置

often,usually,always,never,hardly,seldom等副词置于have/has和been中间

Such a man has been hardly believed.（误）

Such a man has hardly been believed.（正）

一些特殊动词如borrow,finish,begin,buy,start,return,,marry,open,join等构成的现在完成时的被动语态不能与表示一段时间的状语连用。若要表达相应的意思，则需改换动词或时态。

My brother has bought this bike for almost four years. Step4: Application Describe the changes of our school using the present perfect passive voice

The teacher shows the pictures of the school,students use the given words to make sentences. 1.The teaching building has been decorated anew.

2.Desks and chairs have been changed into new ones. 3.Multimedia has been fixed in the classroom

4.The toilet has been rebuilt Step5:Exercises (1)改错

1. A personal computer has bought by us. 2. Many problems has been found with our new computer. 3. A PChas been builded the way we wanted. 4. Our computer just has been joined to the internet. (2)change the following sentences into the present perfect passive voice 1.My friend has bought a new personal computer. 2.The shop has repaired my computer very quickly. 3. An unknown virus has just attacked my computer. (3)高考链接

1.His sister let home in 1998, and ___ since. A. had not been heard of B. has not been heard of

C. had not heard of

D. has not heard of

2. Though we don't know what was discussed, yet we can feel the topic___. A. had changed B. will change C. was changed D. has been changed 3. When you get the paper back, pay attention to what __. A. have marked B. have been marked. C. had marked

D. had been marked.

Step6:Homework: Using present perfect passive voice to describe the changes of china .