Giáo án môn Tiếng Anh Lớp 8 - Unit 15: Computers

Period 92 - 97 	 	Unit 15: computers
A. Functions
- Expressing opinions.
- Agreeing and Disagreeing.
- Completing a flow chart.
- Writing a set of instructions.
B. Grammar Points
	- The present perfect with YET and ALREADY.
	- The comparison of present perfect and past simple.
C. Unit allocation
Lesson 1
Getting started + Listen and read
P. 138-139
Lesson 2
Speak
P. 139-140
Lesson 3
Listen + Language Focus 1-2
P. 141, 144
Lesson 4
Read
P. 141-142
Lesson 5
Write
P. 142-143
Lesson 6
Language focus 3-4
P. 146
Period 92:
Unit 15: computers
Lesson 1:	Getting started + Listen and read p.138-139
Planning date:	10 / 3/2008
I/ Aims
- To help students read the text for details.
- To help students practice seeking information.
II/ Objectives
By the end of the lesson, students will be able to:
+ understand the text for details.
+ to express what they can do with “I know how to ”.
III/ Materials
	- Textbook, pictures in the textbook, tape and cassette player.
IV/ Procedures
1/ Warmer	
* Brainstorming	
Students in team make a list of how computers can help us.
 are easy for keeping information	help us learn interesting
The advantages of computers
	save time	
	are very quick in giving answers to our questions
2/ Pre Reading
* Pre teach vocabulary
	- a printer : 	
	- a manual :	
	- (to) connect :	
	- a plug :
	- the socket :
	- guarantee :
* Rub out and Remember to check understanding.
* True / False statements predictions	
	- Students predict if the following sentences are true or false.
No
Statements
True
False
The printer isn’t working.
Nam has already turned the computer on.
Nam has connected the printer properly.
The manual helped them to find out the problem.
Mr. Nhat bought the computer in Ha Noi.
The printer is still under guarantee.
3/ While reading
* Checking open predictions
	- Students read and check their open predictions
	Answer key
No
Statements
True
False
The printer isn’t working.
ü
Nam has already turned the computer on.
ü
Nam has connected the printer properly.
ü
The manual helped them to find out the problem.
ü
Mr. Nhat bought the computer in Ha Noi.
ü
The printer is still under guarantee.
ü
* Fact or opinion 	Listen and read 2 a)-f) P. 139
No
Statements
Fact
Opinion
The printer isn’t working.
There shouldn’t be anything wrong with it.
I know how to connect a printer.
The manual isn’t very helpful.
I bought it in Ho Chi Minh City.
I don’t know what they can do.
Answer key
No
Statements
Fact
Opinion
The printer isn’t working.
ü
There shouldn’t be anything wrong with it.
ü
I know how to connect a printer.
ü
The manual isn’t very helpful.
ü
I bought it in Ho Chi Minh City.
ü
I don’t know what they can do.
ü
* Practice the dialogue
	- In pairs, students practice the dialogue.
4/ Post reading
* Discussion
	“How can computers help us?” 
6/ Homework
- Learn the new words by heart.
Period 93:
Unit 15: computers
Lesson 2:	speak p.139-140
Planning date:	11 / 4 / 2007
I/ Aims
To help students practice expressing agreement and disagreement.
II/ Objectives
- By the end of the lesson, students will be able to express agreement and disagreement with some common expressions.
III/ Materials
	- Textbook, pictures in the textbook, workbook.
IV/ Procedures
1/ Revision 	(team work)
* Brainstorming
	- Students write the expressions of agreement or disagreement.
 	No, I think .
 	 I do, too	 	 So do I
Agreement or Disagreement
	I agree	
 Neither do I
	I agree but 	 I disagree
	You’re right
2/ Pre speaking
* Presentation
	- Expressions for opinions, agreements, disagreements. (P.140)
3/ While speaking
* Picture Cue Drill	Speak 1 a)-d) P.139
	Example exchanges
a)
S1:	Learning to drive a car can be challenging.	
S2:	You’re right. It is difficult to get used to driving in traffic.
c)
S1:	Working in the rain is fun.	
S2:	I like walking in the rain, too. It fells so refreshing.
* Pair work	Speak 2 P.140	
In pairs, students make similar dialogues about the items given.
Example exchanges
S1:	The monitor of my computer doesn’t work.	
S2:	What’s the matter with it?
S1:	The screen is too dark.	
S2:	No, You didn’t adjust the knob.
S1:	oh, I’m so foolish.	
4. Post speaking	
5/ Homework
- Do exercise 3 on page 91-92 in the workbook.
Period 94:
Unit 15: computers
Lesson 3:	listen p. 141 + language focus 1-2 p. 144-145 
Planning date:	14 / 4 / 2007
I/ Aims of the lesson:
To help students listen how events are sequenced and complete the chart given.
Further practice in the present perfect with yet and already.
II/ Objectives:
	By the end of the lesson, students will be able to:
+ improve their listening skill and to understand how events are sequenced and complete the chart given.
+ practice the present perfect with yet and already.
III/ Materials:
	Textbook, workbook, tape and cassette player, the chart, coloured chalk. 
IV/ Ways of working:
	Teacher – Whole class, individuals, pair work, team work
V/ Anticipated problems:
The listening text may be difficult for students to understand.
VI/ Procedures:
1. Revision	
* Gap Fill: 	Language Focus 1 P.144
- Get students to complete the dialogue, using yet and already.
	Answer key
	Ba’s mother:	Have you finished your homework yet, Ba?
	Ba:	Yes, I have finished it already.
	Ba’s mother:	Good. What about your room? Is it tidied now?
	Ba:	I’m sorry, Mom. I haven’t cleaned and tidied it yet.
	Ba’s mother:	Bad boy, Ba. And the washing machine! Have you turned it off yet?
	Ba:	Don’t worry, Mom. I have already turned off the washing machine.
	Ba’s mother:	Have you called and told Aunt Le to have lunch with us today?
	Ba:	Yes. I’ve already called and told Aunt Le to have lunch, and she said she would come.
2. Pre listening
* Pre teach vocabulary 
the chart : 	s¬ ®å	
the circle : 	h×nh trßn
the triangle :	h×nh tam gi¸c
change :	tiÒn lÎ
* Set the scene: (Teacher uses the chart in the textbook to explain the students)
	Computer programmers use flow charts to help people understand how events are sequenced. All the shapes on this chart have a particular meaning. For example, the circles indicate a starting or stopping point, the triangles are questions and the ovals are answers. This flow chart shows how to get a drink from a machine.
3. While listening 
	- Students listen and complete the chart.
	Answer key 
Do you have the correct change?
Yes.
What do you want to drink?
Take it.
4. Post listening 
* Grid Drill	Language Focus 2 P.144-145
	- Students look at the flight information tables and ask and answer questions about the flights.
	Example exchange
	S1:	Has the flight to Vientiane departed yet?
	S2:	Yes, it has already departed.
	S3:	Has the flight from Los Angeles arrived yet?
	S1:	No, it hasn’t arrived yet.
5/ Homework 
	- Do exercise 4 P.92 in the Workbook.
Period 95:
Unit 15: computers
Lesson 4:	read p.141-142
Planning date:	16 / 4 / 2007
I/ Aims
- To help students read the text about a new university without a library has recently opened in the USA for details.
II/ Objectives
	- By the end of the lesson, students will be able to improve their reading skill, to understand the text for details and know more about how computers work in a university.
III/ Materials
	- Textbook, pictures.
V/ Procedures
1/ Revision 
* Jumbled words
	- Students reorder the jumbled words related to a computer to make the correct words.
	terpain 	=	printer	cseern	=	screen
	seumo	=	mouse	mnoirot	=	monitor
2/ Pre reading
* Pre teach vocabulary
	- (to) acess :	truy cËp	
	- a freshman :	sinh viªn n¨m thø nhÊt	
	- a campus :	khu«n viªn tr­êng ®¹i häc
	- the bulletin board :	b¶ng tin
	- skeptical (adj) :	(cã tÝnh) hoµi nghi
* Rub out and remember to check understanding.
* True / False statements predictions	Read 1 a)-f) P.141-142	
	- Students predict if the following sentences are true or false.
No
Statements
True
False
There is a new university without a library in the USA recently.
ü
Users can send and receive messages by using computers.
First-year students in many universities are required to have access to a computer.
Students have to go to computer rooms to connect their computers to the computer jacks.
Computers bulletin boards are the same as the traditional ones.
Not all people think positively about the new method of study off campus.
3/ While reading 	Read P.141-142
* The first reading Task
Checking open predictions
- Students read the text and check their predictions.
Answer key
No
Statements
True
False
There is a new university without a library in the USA recently.
ü
Users can send and receive messages by using computers.
ü
First-year students in many universities are required to have access to a computer.
ü
Students have to go to computer rooms to connect their computers to the computer jacks.
ü
Computers bulletin boards are the same as the traditional ones.
ü
Not all people think positively about the new method of study off campus.
ü
* The second reading Task
	Comprehension Questions:	Read 2 a)-e) P.142
Students read the text again and answer these questions:
Answer key
It has no library. All the information normally found in a library is now stored in the university’s computers.
All the information normally in a library or messages normally found on a bulletin board.
A computer and a telephone line.
With a bulletin board on the Internet, a great number of people (over 20 million) can get access to the bulletin and exchange information quickly.
4/ Post reading	
* Discussion	
	- Students answer the questions: “Would you like to complete a college degree from home? Why / why not?”
5/ Homework
Learn the new words by heart.
Do exercise 3 on page 91 in the workbook.
Period 96:
Unit 15: computers
Lesson 4:	write p.142-143
Planning date:	20 / 4 / 2007
I/ Aims of the lesson:
To help students write instructions.
II/ Objectives:
	By the end of the lesson, students will be able to write a set of instructions on how to use the printer.
III/ Materials:
	Textbook, workbook, a picture of printer. 
IV/ Procedures:
1/ Revision 
2/ Pre writing 
* Pre teach
	- paper input tray : 	
	- power button :	
	- icon : 	
	- output path :
	- (to) remove :
* Rub out and remember to check understanding.
* Matching	Write 1 P.142
- Get students to match the words with the numbers in the picture.
 	Answer key
+ 3
+ 1
+ 6
+ 2
+ 4
+ 5
3/ While Writing 
	Write 2 P.143
- Students look at the pictures and the words and write the instructions on how to use the printer.
Answer key
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 printed paper will come out of the output path in a minute.
4/ Post writing	
* Correction 
	- Help students to correct their works.
* Further practice
- Get students to do exercise 7 on pages 94-95 in the workbook. Look at the pictures and words underneath. Write the instructions to make yogurt.
5/ Homework 
- Do exercise 1-2 on pages 90-91 in the Workbook.
Period 97:
Unit 15: computers
Lesson 6:	language focus 3 + 4 p.143
Planning date:	25 / 4 / 2007
I/ Aims
- To help students compare the present perfect with the past simple.
II/ Objectives
 	- By the end of the lesson, students will recognize the difference between the present perfect and the past simple.
III/ Materials
	- Textbook.
IV/ Procedures
1/ Revision 	
* Complete the table
	- Get students to complete the table.
Infinitive
the past simple
the present perfect
be
was / were
been
see
go
have
hear
break
fall
arrive
	Answer key
Infinitive
the past simple
the present perfect
be
was / were
been
see
saw
seen
go
went
gone
have
had
had
hear
heard
heard
break
broke
broken
fall
fell
fell
arrive
arrived
arrived
2/ Practice
Language focus 3 a)-g)	P.146	
 	- Get students to check the correct column.
finished action
incomplete action
I’ve been to Sa Pa highlands.
ü
They have lived in Ca Mau for 10 years.
ü
She has finished her homework.
ü
He has worked with the computer since early morning.
ü
We have found the problems with the printer.
ü
Someone has unplugged the printer.
ü
People have received information through the internet recently.
ü
Language focus 4 P.137
* Gap fill 	
	- Students put in the correct tense of the verbs in brackets the present perfect or the past simple.
	Answer Key
Have . seen, did . see, saw
haven’t had
have been
Have  heard
happened
had
fell, broke
Has  arrived, has, did ... arrive, arrived
* Pair work
	- In pairs, students practice the complete dialogues.
4/ Homework
Do exercise 6 on page 94 in the workbook.