Giáo án Tiếng Anh 8 - Units 16. Inventions - Nguyễn Đình Luyện - Trường THCS Bù Nho

I. AIMS:

1. General knowledge:

After learning the lesson, the students:

 + Know about the important inventions.

 + know how paper is made.

a. Vocabulary:

papermaking mahine, cacao bean, manufacturing process, .

b. Structures:

* Present Perfect tense

2. Skills: Develop the students' reading & speaking skill.

3. Attitude: Develop the sts knowledge of important inventions.

II. PREPARATIONS:

1. References: Teachers and students books.

2. Method: communicative approach.

3. Teaching aids : cassette, pictures, word charts,

 

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Period: 100 UNIT 16: INVENTIONS
Week: 34	
Pre.d: 10/05/07	Part 1&2: Getting started + Listen and read
T.d: 16/05/ 07
I. AIMS:
1. General knowledge:
After learning the lesson, the students:
 	+ Know about the important inventions.
	+ know how paper is made.
a. Vocabulary:
papermaking mahine, cacao bean, manufacturing process,.
b. Structures:
* Present Perfect tense
2. Skills: Develop the students' reading & speaking skill.
3. Attitude: Develop the sts’ knowledge of important inventions.
II. PREPARATIONS:
1. References: Teacher’s and students’ books.
2. Method: communicative approach.
3. Teaching aids : cassette, pictures, word charts,
III. TEACHING STEPS:
1. Classroom procedures:
Greeting.
Cheking attendance:
8A1:		8A3: 
8A2: 		8A4: 
8A5: 	
2. Review of the previous lesson:
T: ask the sts to retell the steps of buying a drink from a machine.
Sts: tell the class.
3. New lesson: Part 1&2: Getting started & listen and read
Stages
Teacher’s and students’ activities
Contents
Warm up
Introduction 
Comprehension-check.
Practic
Summary 
T: ask the sts to tell some advantages of the computer.
Sts: one by one tell the class.
We are going to learn about the inventions of paper and chocolate
GETTING STARTED
T asks Ps to work in groups matching the sentences with the right pictures.
Ps work in pairs .
Some pairs read aloud the sentences before the class .
T gives new words if pupils need .
Listen & Read:
T lets Ps listen to the tape .
Ps listen .
T gives new words by using synonymn and translation , drawing .
Ps give Vietnamese meaning.
T reads new words .
Ps repeat.
T corrects if Ps make mistakes in pronunciation .
T plays the tape 2 or 3 times .
Ps listen and repeat .
Ps work in pairs before the class .
Ps work in pairs matching the half sentences and write the full sentences on the board.
Ps give theirs answers .
T corrects if necessary .
T gives key:
Advantages of the computers:
save time.
Store information.
Are very helpful
Keep documents long and safely.
Questions:
Do you know how paper is made?
 What can you do with used paper? When was paper made ?
Tim and his friends and teacher are visiting a chocolate factory.
New words:
papermaking mahine, cacao bean, manufacturing process, crush, liquify, pour, mold, conveyor belt
Answer of the exercise 
The bean are cleaned before being cooked.
Mr. Robert thought Tim and Sam were giong to touch the button.
After cooking, the cacao bean smell like chocolate.
Sugar is one of the ingredients in chocolate.
Mrs. Allen warned Sam to leave some chocolate foe others.
Experiences:
Homework:
+ Read the conversation well and do the exercises.
+ Prepare the part 3: SPEAK.
	========================================================
Period: 101 UNIT 16: INVENTIONS
Week: 34	
Pre.d: 10/05/07	 Part 3: SPEAK
T.d: 17/05/ 07
I. AIMS:
1. General knowledge:
After learning the lesson, the students can:
+ know more about important inventions in our lives.
+ give and respond to the others.
a. Vocabulary:
fascimile, microphone, color TV, laser,.
b. Structures:
* The Passive Voice
2. Skills: Develop the students' speaking skill.
3. Attitude: Develop the sts’ skill of requesting and replying.
II. PREPARATIONS:
1. References: Teacher’s and students’ books.
2. Method: communicative approach.
3. Teaching aids : pictures, word charts,
III. TEACHING STEPS:
1. Classroom procedures:
Greeting.
Cheking attendance:
8A1:		8A3: 
8A2: 		8A4: 
8A5: 	
2. Review of the previous lesson:
Write some words .
Read the dailogue and answer the questions:
What is chocolate made from?
Where was paper made in China ?
3. New lesson: Part 3: SPEAK
Stages
Teacher’s and students’ activities
Contents
Warm up
Pre-speaking
While-speaking
Post-speaking
T: let the sts ask and answer, using the paterns in the box.
Sts: practise in pairs. 
“Work with a partner .One of you is student A and other is stusent B . Make yes –no questions about some famous landmarks .”
T asks Ps to work in pairs ask and answer , using the dialogue given
Some Ps practice before the class 
Others remark .
T corrects if necessary .
T helps Ps know about the new words and information needed to make new dialogue.
T gives grammatical rules .
T asks Ps to pay attention to the changes in : tenses , pronouns , adv .
Ps write down onto their notebooks .
 Some Ps work in pairs . 
Others listen and report .
Some pairs practice before the class .
T gives key.
T asks Ps to make their own questions and report .
Some Ps report before the class .
T corrects if necessary .
Examples : 
Sts1: Do you mind closing the door?
Sts2: No, of course not/ I’m sorry. I can’t
New words:
Reinforced concrete, microphone, x-ray, loudspeaker, helicopter, laser, Printing Press, optical fiber
Dialogue:
A: When was the fascimile invented?
B: It was invented in 4843
A: Who was it invented by?
B: By Alexander Bain.
* Experiences:
* Homework:
- Learn the new words and read the lesson well.
Period: 102 UNIT 16: INVENTIONS
Week: 34	
Pre.d: 10/05 /07	 Part 4: LISTEN
T.d: 20/05/ 07
I. AIMS:
1. General knowledge:
After learning the lesson the sts can:
+ know how to buy a drink from an automatic selling machine.
+ develop the sts’ listening skill.
a. Vocabulary:
computer programmer, flow chart, circle, triangle, ovals, insert, press,.
b. Structures:
* The Present Simple Tense: 
* The Future Tense.
2. Skills: Develop the students' listening skill.
3. Attitude: Develop the sts’ habit of looking for places on the map.
II. PREPARATIONS:
1. References: Teacher’s and students’ books.
2. Method: communicative approach.
3. Teaching aids : cassette, pictures, word charts,
III. TEACHING STEPS:
1. Classroom procedures:
Greeting.
Cheking attendance:
8A1:		8A3: 
8A2: 		8A4: 
8A5: 	
2. Review of the previous lesson:
Answer the questions :
Can you use computer ?
What do you often do with computer?
Is it easy to use a computer ?
Can you talk to another one through a computer ?
Is a computer as intelligent as a person ?
3. New lesson: Part 4: LISTEN
Stages
Teacher’s and students’ activities
Contents
Warm up
Pre-listening
While-litening
Post-listening
T: let the sts listen to an English song.
Sts: listen and sing along.( as much as possible)
T: help the sts sing the song fluently 
We are going to listen to the tape about how to buy a drink from an automatically machine.follow the flow chat.
T gives new words by using synonymn and translation .
Ps give Vietnamese meaning.
T reads new words .
Ps repeat.
T corrects if Ps make mistakes in pronunciation
T sets the scene .
T plays the tape 2 or 3 times .
Ps listen and fill in the blanks .
Ps work in pairs to compare their answes .
Ps give theirs answers .
T corrects if necessary .
T gives key:
T asks Ps to read the advertisement and translate it into Vietnamese .
T: ask the sts to copy the text into their note books
Ex: the song: “ Heal the world”
There’s a place in your heart, and I know that it is love,.
New words:
computer programmer, flow chart, circle, triangle, ovals, insert, press,.
Copy the flow chat into your notebook, then listen and find out the missing instruction.
	start
circle
	 questions 
triangle
 answers
oval
Do you have correct change?
Yes .
What do you want to drink?
Take care
Review:
Opinions
Agreement 
Degree of agreement
disagreement
I like 
I don’t like
I think
So do I
I agree .
You’re right .
I agree,but
I disagree .
No, I think 
T: I think driving a car is easy .
P1:So do I .
P2: I disagree .I think
Reading books is interesting .
I like walking in the rain .
I like sandwiches .
Experiences:
* Homework:
- Learn the new words and read the lesson well.
Period: 103 UNIT 16: INVENTIONS
Week: 35	
Pre.d: 12/05/07	Part 5: READ
T.d: 22/05/ 07
I. AIMS:
1. General knowledge:
After learning the lesson, the students can:
+ know more information about how computers helpful in learning.
+ get familiar with computers.
a. Vocabulary:
send message, receive information, freshman, computer bulletin board,
b. Structures:
* The Passive voice. 
* without + V-ing
2. Skills: Develop the students' reading skill.
3. Attitude: Develop the sts’ inetrest of new technologies.
II. PREPARATIONS:
1. References: Teacher’s and students’ books.
2. Method: communicative approach.
3. Teaching aids : cassette, pictures, word charts,
III. TEACHING STEPS:
1. Classroom procedures:
Greeting.
Cheking attendance:
8A1:		8A3: 
8A2: 		8A4: 
8A5: 	
2. Review of the previous lesson:
* Give correct form of verbs .
She enjoys (play) badminton .
I’d like you (tell) me about what happened lastnight .
This story makes me (cry) .
Would you mind if I (use )your computer ?
This is the first time I (see) this film
3. New lesson: Part 5: READ
Stages
Teacher’s and students’ activities
Contents
Warm up
Pre-read
While-read
Post-read
T: ask the sts to report how to buy a drink from a machine.
Sts: answer the T.
“We are going learn about the usages of computers some schools in the USA. Do you know how to use a computer?
T asks Ps to look at thepictures of the components of a computer.
T asks Ps some questions .
Ps answer .
T gives new words by using synonymn and translation .
Ps give Vietnamese meaning.
T reads new words .
Ps repeat.
T corrects if Ps make mistakes in pronunciation
T ask the sts to read the text .
Ps read the text .
Ps read before the class . 
T asks Ps to work in groups and decide if the statements are “true”or “false” .
Some pairs practice before the class .
Some Ps write the answers on the board and correct the false statements .
T asks Ps to remark .
T gives key .
T asks Ps to find the information in the text to answer to the questions . 
Ps work in pairs .
Some pairs practice before the class .
Others remark .
Ps write their answers on the board .
T corrects if necessary .
Ps write the answers in their notebooks .
Examples : 
Sts: First, you have to fine a machine, have the correct change, choose the drink and press the button, when the drink comes out you take it.
Questions:
 Do you know how to send and receive messages?
Where can you use the computers?
New words:
freshman: the first –year student at college /university .
Jack(n): ổ cắm .
Bulletion board(n):notice board .
Skepical (adj):hoài nghi .
Impact(nu):sự đụng chạm
T 
T
T
F :Students don’t have go to computer rooms because college campuses now have computer jacks in every part of the university .
T
T 
It has no library.All the information normally found in a library is now stored in the university’s computers .
All the information normally found in a library or messages normally found on bulletion board .
A computer and a telephone .
With a bulletion board on the internet ,a great number of people(over 20 million) can get access to the bulletin and exchange information quickly .
Experiences:
* Homework:
- Learn the new words and read the lesson well.
- Prepare the next part: Write- of the Unit 15.
Period: 104 UNIT 16: INVENTIONS
Week: 35	
Pre.d: 13/05/07	Part 6: WRITE
T.d: 22/05/ 07
I. AIMS:
1. General knowledge:
After learning the lesson, the students:
+ know how to print a document.
+ practise the skill of constructing.
a. Vocabulary:
icon, power button, output path, tray, ..
b. Structures:
* The Chronological Writing. 
2. Skills: Develop the students' writing skill.
3. Attitude: Develop the sts’ skill of writing letters.
II. PREPARATIONS:
1. References: Teacher’s and students’ books.
2. Method: communicative approach.
3. Teaching aids: pictures, word charts,
III. TEACHING STEPS:
1. Classroom procedures:
Greeting.
Cheking attendance:
8A1:		8A3: 
8A2: 		8A4: 
8A5: 	
2. Review of the previous lesson:
Ask some questions:
What do people use computers for ?
3. New lesson: Part 6: WRITE
Stages
Teacher’s and students’ activities
Contents
Warm up
Pre-write
While-write
Post-write
T: help the sts sing an English song.
Sts: look at the words of the song and sing along.
We are going to write a construction for printing a document. Do you often type and print them?
T asks Ps to look at the picture .
Ps answer .
T gives new words by using synonymn and translation , drawing .
Ps give Vietnamese meaning.
T reads new words .
Ps repeat.
T corrects if Ps make mistakes in pronunciation
T asks Ps to match the words with the numbers
Ps give their answers before the class .
T helps Ps use some phrasl verbs 
T asks Ps to look at the pictures and read the cues .
Ps work in pairs and write the instructions 
Let Ps practice speaking first 
Some Ps write their writing on the board .
Others remark.
T corrects if necessary .
C /Post-writing:
Write an instruction of how to use a cassette .
Ask Ps to work in pairs telling the steps of printing a document.
Some pairs practice before the class .
T corrects if necessary .
The song: “ Old McDonald”
Old McDonald had a farm, and on that farm he had a duck.
With a quack, quack here, and a quack quack there,
Old McDonald had a farm, and on that farm he had a cow.
Questions:
What is it?
- It’s a printer
New words:
Paper input tray(n):khay đặt giấy
Power button(n):nút khởi động
Icon (n):
Output path(n):
Remove (v): put sth away .
 Answer key:
3 e. 4
1 f. 5
6
2
Wait for so/sth
Remove sth: dời
Turn on : mở
Turn off : tắt
Plug in : cắm vào
Load sth : chất đầy
Answer key for the exercise:
Plug in the printer and turn on the power .
Remove the old paper and load the new paper in the paper input tray .
Wait for the power button to flash .
Have the pages appear on the computer screen .
Click the printer icon on the screen and wait for a few seconds .
The printer –paper will get out from the output path in a minute .
Experiences:
* Homework:
- Learn the new words and read the lesson well.
Week: 35	Period: 105 UNIT 16: 
Pre.d: 15/05/07	LANGUAGE FOCUS
T.d: 23/05/ 07
I. AIMS:
1. General knowledge:
After learning the lesson, the students can:
+ know the structures and using of the Present Perfect with “ already” and “ yet” 
+ distinguish the usages of the Present Perfect and Past simple 
a. Vocabulary:
flight, depart, arrive, highlands,
b. Structures:
* The Present perfect and past simple.
* Report: Yes – No questions 
* Verb + To-infinitive 
2. Skills: Develop the students' reading and writing skill.
3. Attitude: Develop the sts’ habit of using English fluently.
II. PREPARATIONS:
1. References: Teacher’s and students’ books.
2. Method: communicative approach.
3. Teaching aids: pictures, word charts,
III. TEACHING STEPS:
1. Classroom procedures:
Greeting.
Cheking attendance:
2. Review of the previous lesson:
Retell the orders of printing a document.
3. New lesson: LANGUAGE FOCUS
Stages
Teacher’s and students’ activities
Contents
Warm up
Presen-tation
Practice
Presen-tation
Practice
Presen-tation
Practice
Presen-tation
Practice
T: ask the sts to report some sentences.
Sts: listen and answer orally.
We’re going to review the structures learnt in the previous lessons by doing the exercises
Exercise 1:
T sets the scene .
T helps Ps know how to use “yet” and “already” in present perfect .
Ps listen and write down on their notebooks .
Ps work in pairs ans complete the dialogue .
Some pairs practice before the class .
T gives answer key .
2/
T asks Ps to look at the flight information tables and ask questions to show the models .
T asks Ps to take in turns to ask and answer the questions .
Some pairs practice before the class .
3/
T uses some models to help Ps recognize the difference between “finished action” and “incomplete action”
Ps practice before the class .
T gives key .
4/
T asks Ps to look at the book and dicide which sentence is in the present perfect and which is past simple .
T asks Ps to work in pairs and complete the dialogues .
Some pairs practice before the class . T corrects necessary .
Examples :
Go to the board, please.
How old are you?
Do you play soccer?
Form: S+ have + V3 / V-ed 
Answer key of exercise 1:
Ba’mother has just been back from market.Ba made notes in his diary and checked(v) the work he has done .Look at Ba’s diary and complete the dialogue using “yet” and “already” .
 Present perfect with “yet” and “already”
Use: 
“yet”: used in questions and negative statements .
“already” : used in positive statements .
Position:
“yet”: at the end of the sentence .
“already”: between auxiliary have and past participle
Ba:I have finished it already .
Ba: I haven’t cleaned and tidied it yet .
Ba: I have already turned it off .
Ba: I’ve already called and told her to have lunch with us .
Answer key of exercise 2:
T: Has the flight to Vientiane departed yet?
P:Yes , it has already departed .
T: Has the flight from Los Angeles arrived yet?
P: No , it hasn’t arrived yet .
Answer key of exercise 3:
 I’ve been to Dalat .(finished)
My parents have gone to Dalat for 3 days .(incomplete action)
Use:
Finished action indefinite time
Incomplete actions for, since,recently
Finished actions: a, c , e , f 
Incomplete actions : b , d , g
Answer key of exercise 4:
Ba:Have you seen the film Jurassic Park yet?
Ba: When did you see it ?
Loan: We haven’t had a vacation since last year .
Loan: My parents have been very busy since then .
Nga: Have you heard the news about Nam?
Mai:No .What happened ?
Nga: He had an accident ,He was jogging.
He suddenly fell and broke his leg .
Sung: Have the plane arrived yet ?
Sung:When did it arrive ?
Clerk: It arrived at the airport 2 hours ago 

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