Giáo án môn Tiếng Anh Lớp 7 - Period 83, Unit 13: Activities - Lesson 5: B3-B4

UNIT 13: 
Lesson 5: B3 – B4
Date: 01/04/2009	
Period 84: 
Aim:
 After learning the lesson, Ss read and understand abuot exploring the oceans.
Language contents:
1/ Grammar: Modal verbs 
2/ Vocabulary: (n) surface, pearl diver, breathing, equipment, inventation, scuba-diving, deep sea diving vessel
 (v) explore
undersea
 (adv) recently
Techniques: 
Hang man
Rub out and remember
True/ False
Comprehension questions
Teaching aids:
 Sub- board, pictures
T’s and Ss’ activities 
Content
T gives some sentences
Ss practice individually
T corrects and gives marks
I / Warm up: (5M) Marks
Supply the correct form of the verbs:
a/ my father (play) roller- skating when he (be) a child.
b/ you ought ( finish) your homework.
c/ she (have) to come to class early
Ss play games
T remarks and introduces the lesson to Ss
Hang man: 
 OCEANS (6 letters) sea
 presents newwords
Ss listen, repeat and copy
T checks Ss’ words
T asks ss to use the words to complete the sentences
II / Pre - reading:(15M)
 pearl diver (n) 
 breathing equipment (n) invention (n)
 scuba-diving (n) deep sea diving vessel (n)
 undersea
 explore (v)
Rub out and remember:
Sum up vocab:
With the invention of...............and.............people
can ............... undersea and a.....................can stay underwater for along time .
Sts look at the pictures and unwser the qs of T
Sts read and guess
III / While: (15M) 
1.set tge scene: (pictures)
P1. 
1.what is he doing?
2.Where is he swimming?
3.What can help him swim freely underwater?
P2. 
1 What are there in the sea?
2. Is it beautifull?
3. do you want to explore undersea?
2. Prediction: T or F statement
a.............The surface of the sea is bigger than the
 land.
b.............Before invention of breathing equipment,
 man could stay underwater more than two 
 minutes.
c.............Now, we can explore the oceans, using
 diving vessel and TV camara.
Ss read the text in silence then they work in groups to write T/ F and correct the false sentences
T remarks and gives keys
a. F smaller
b. F coul’nd
Read the Text again then answer the T or F 
The text /p.136
T/ F on page 137
Keys:
a .F . land / water.
b.T
c.T
d. F. special TV cameras/ a deep sea diving vessel
T
T asks some questions
Ss answer
T corrects and gives marks
IV/ Post:(7M) 
 Comprehension questions: ( pair work)
A:What is most of the world’s surface?
B:The most wold’s surface is...................
A:Why can a diver stay underwater for longtime?
B:Because he can use..................................
A:Who invented the deep – sea diving vessel?
B:.....................invented tghe sea diving vessel
A:What did he use the vessel to do?
B:He used the vessel to.........................
Ask sts to complete 4* P137
Key.......................,....................,.......................,
T asks some questions
Ss answer
T corrects and gives marks
5/ Homework:(3M)
 - Learn newwods 
 - Do exercises in workbook
 - Prepare : U 14: A1
6/ Comments: