Giáo án Tiếng Anh 8 - Unit 16: Inventions

	UNIT 16: INVENTIONS
	Division of lessons
Getting started & listen and read
Speak 
Listen
Read
Write
Language focus
Date: May 3rd , 2006
Period 98th :	LESSON 1: GETTING STARTED & LISTEN AND READ
I. Objectives:
	Ss can know the origin of paper and talk about the process of producing something.
II. Language contents:
-Vocabulary: 
	(v) Remove, crush, liquefy, grind, manufacture 
	(n) Process, mold 
-Grammar:
III. Techniques: Slap the board, matching, grid, open prediction, quiz
IV. Teaching aids: cassette, pictures (147-148), grid chart
V. Procedures:
Teacher’s and Ss’ activities
Content
-Divide the class into 2 teams
-Tell Ss the team raising their hands first(after the teacher finishes the question) will have the right to answer the question
-Inform the questions: 
 “Who was the inventor of ?”
or “Who invented ?”
1. Warn up:
à Quiz – Who did it?
 Suggestions
1/ Steam engine " Thomas Savery built the first steam engine in 1698 and later Watt improved it
2/ Light bulb " Humphry Davy, an English scientist, in 1800
3/ Sewing machine " Isaac Meritt Singer (1850)
4/ Aqalung " Jacques " Yves Cousteau in 1943
5/ Telephone " A. Graham Bell
-Get Ss to look at the pictures on page 147 and ask them some questions to evaluate how much they understand the pictures
-Ask Ss to read the sentences (A " E) and match them with the correct pictures
-Call on some Ss to give their answers
-Give feedback and correct
-Elicit words from Ss
-Have Ss copy
-Put the English words all over the board
-Call on 2 Ss or 2 teams of 4/5 Ss in both sides of the class to the front of the class
-Call out the Vietnamese words and Ss run forward to slap the English words on the board
-Ss who slaps the right word first is the winner and gets a point for his/ her team
-Set the scene:
“Tim Jones, Hoa’s American pen pal, is visiting a chocolate factory with his class and his teacher. Mrs. Allen. Now, guess who will show them around the factory and what they will learn from this visit
-Write the Ss’ predictions on the board
2. Pre-reading
àGetting started
—Suggestions:
-Where are they from? (picture a, b, c, e)
-What is the man in picture (a) doing?
-What is it? (d)
 *Answer key:
A. b D. a
B. c E. d
C. e
àListen and read 1,2
ØPre-teach vocabulary
1/ (to) remove use a flowchart 
2/ (to) crush and Vietnamese 
3/ (to) liquefy to elicit words
4/ (to) grind 1 " 2 " 3 " 4 
" to grind –ground
ground 
5/ (to) manufacture = (to) produce
(Use the flowchart to explain the word)
6/ (a) process " manufacturing process 
 7/ (a) mold (realia/ picture )
8/ conveyor belt (picture)
 *Checking technique: Slap the board
Ø Open prediction
-Play the tape and ask Ss to listen while reading the dialogue on page 148
-Ask Ss to match the half sentences on page 149
-Have Ss compare their answer with their pictures
-Call on Ss to give their answers for the class
-Give feedback and correct
-Get Ss to write the full sentences in their exercise notebooks
3. While-reading
ØMatching
 *Answer key:
E a/ The beans are cleaned before being cooked
D b/ Mr. Roberts thought Tim and Sam were going to touch the button
C c/ After cooking, the cocoa bean smell like chocolate
F d/ Sugar is one of the ingredients in chocolate
B e/ Mrs. Allen warned Sam to leave some chocolate for others
A f/ A sample of chocolate is given after visitor have toured the factory
-Put the grid on the board and have Ss copy
-Ask Ss to read the dialogue again and fill in the grid
-Call on some pairs to go to the board to write their answers
-Give feedback and correct
4. Post-reading
ØGrid
CHOCOLATE MANUFACTURING PROCESS
 *Answer key:
1/ The beans are washed, weighed and cooked
2/ The shells are removed
3/ The beans are crushed and liquefied
4/ Cocoa butter, sugar, vanilla and milk are added
5/ The mixture is ground, rolled and pound into the molds
5. Homework
-Learn the new words
-Do exercises in workbook
-Prepare: Lesson 2: Speak
Remarks: