Bài soạn môn học Tiếng Anh 11 - Unit 11: Sources of energy - Period 68: Speaking

Unit 11 SOURCES OF ENERGY
Period : 68 Speaking
Preparing date:
Teaching date :B4..............
I. Objectives 
1. Education aims:
 Students should Speak and understand about the importance of various sources of energy nowaday.
2. Knowledge:
General knowledge: By the end of the lesson, Ls can understand the advantage &disadvantage of various sources of energy nowaday.
 3. Skills: Fluency in expressing mainly information
II. Methods:Integrated, mainly communicative
III. Teaching Aids: textbook, pictures 
IV.Procedure
Teacher’s activities
Students’ activities
Warm-up
1. Can you retell some energy that you have studied ?
- Introduce the new lesson
- Answer freely ..
Pre-speaking 
- Give and explain the meaning of new words
+ available
+ radiation
+ unlimit
+ dam
+ nuclear reactor
+ renewable/non- renewable
- Guide Ss read new words
- Call Ss to read new words
- Listen & repeat
and copy down
- Read new words in chorus and individual
While - speaking 
Task1 
*The following statements list some advantages and disadvantages of various sources of energy.
- Guides:
- Go to different pairs and offer help it 
necessary . 
 - Checks
Task1
Pair work
*Read & tick appropriate box A(for the advantage ) box B (for the disadvantage )
-Compare the results with a partner/s
-Suggested answers: 
1.D 2-D
3-D 4-A
5-D 6-A 7.-D 
Task2
- Asks Ls to work in pairs to talk about the advantages & disadvantages of using each alternative source of energy.using the suggestion from Task1..
- Go to different pairs and offer help it 
necessary . 
- Checks & Remarks:
Useful language:
- plentiful,enormous,available,clean & 
safe,cheap,dangerous,convenient,technology
renewable,harmful,expensive,pollutant.
Task2
Pair work
-Discuss :
-Play-role:
-Suggested answers
Example:
A.I think/believe that wind power can be an alternative source of energy.
B.Why do you think so ?
A.Because our main sources of energy are running out while the wind is abundant & unlimited 
B.I know it is also clean & safe to the environmemt.However, it is not available when there is no wind.
Post- speaking 
 Task 3 
Express your belief on the increasing use of alternative sources in the future,using the ideas from Task 2
Useful structures:
- I believe that water power can be an alternative source of energy in the future because it is unlimite & availableclean but expensive.
-I think/ believe that solar energy../wind power.
Task 3
Work in group 
- Suggested answers
 Our main sources of energy at the present are fossil fuels .so reserves are limited because the power demand is increasing rapily.they will be exhaused within a short time.Therefore,we must develop and use alternative sources of energy.I believe that our main alternative sources of energy in the future are solar energy,water energy,wind energy and nuclear energy.because they are unlimited,plentiful,infinite,clean,safe.
* Homework:
- Summarise the main points
- Assgign homework
- Work at home.