Bài giảng môn Tiếng Anh Lớp 7 - Unit 10: Health and hygiene - Period 65, Lesson 5: B3, 4

Welcome to Class 7C 
Thach-Thi Secondary School 
Teacher : Dang Thi Luong 
School-year:2009-2010 
Unit 10: Health and Hygiene 
Period 65 - Lesson 5 : B 3,4 
A bad toothache 
Thursday, January28th-2010 
 Who is he? 
 What is wrong with him? 
 Where is he going to? 
( Minh is sitting in Dr Lai’surgery . Dr Lai is checking his teeth.) 
New words: 
‘ surgery (n) 
= clinic 
 ‘ serious ( adj ) 
= dangerous + important 
 pleased ( adj ) 
 = happy 
for’get ( v ) 
>< remember 
Vocab-check 
Jumbled words 
gursery 
lepased 
rusesio 
rofetg 
sergery 
pleased 
serious 
forget 
Prediction questions: 
- Does Minh brush his teeth regularly? 
- Is Minh ’s cavity serious? 
LISTEN AND READ 
Minh is sitting in Dr Lai’surgery . Dr Lai is checking his teeth. Dr Lai is kind. She smiles at Minh and says, “Don’t worry, Minh . You have one small cavity, but it isn’t serious. Your others are fine.” 
Minh is very happy. Dr Lai fills the cavity in Minh’s tooth. She finishes in less than 10 minutes. Minh is very pleased. Then Dr Lai sits down and talk to Minh again. 
“ How often do you brush your teeth, Minh ?” she asks. Minh looks worried again. 
“ Oh, I . . .Well, sometimes I forget to brush my teeth.” 
“ Try not to forget,” Dr Lai says. “ Brushing your teeth is very important. Cleen teeth are healthy teeth!” 
Prediction check: 
- Is Minh ’s cavity serious? 
- Does Minh brush his teeth regularly? 
- No, he doesn’t. Sometimes he forgets to brush his teeth 
- No, it isn’t. It is a small cavity. 
EXERCISE 
Now complete the story 
Minh is very . . . . . . . . . . . . and Dr Lai notices this. She . . . . . . . . . . . at Minh and tells him not to worry. She explains one of his teeth has a . . . . . . He has to . . . . . . . . . . .them regularly. After Dr Lai fills his tooth, Minh leasves . He is very . . . . . . . . . . . . 
nervous 
smiles 
cavity 
brush 
pleased 
T/F repetition: 
1. Minh goes to the dentist because he has a toothache. 
2. He is scared because the dentist is not kind. 
3. The cavity isn’t serious because it’s small. 
4. Minh’s tooth hurts because he always brushes his teeth. 
T 
F 
T 
F 
Question word: 
 Why : ask for reason 
Answer: Because 
A: Why does Minh’s tooth hurt? 
B: Because he has a cavity. 
Modal sentences 
Grammar 
a. tooth/hurt 
have/ cavity 
A: Minh ‘s tooth hurts .Why? 
Example : 
Example : 
B: Because he has a cavity 
 Minh looks nervous.Why ? 
Because he is seeing a dentist 
b. Nevous 
See/dentist 
 The cavity isn’t serious.Why ? 
Because it’s very small 
c. cavity/not serious 
small 
 Minh looks happy. Why ? 
Because his teeth are OK 
d. Happy 
Teeth/OK 
Lucky numbers 
5 
4 
3 
8 
6 
2 
7 
1 
Why does Minh go to the dentist? 
 Because h e has a toothache 
Lucky number 
Lucky number 
Why does Minh have a toothache? 
Because he has a cavity . 
Lucky number 
 Why does he have a cavity? 
 Because he doesn’t brush his teeth regularly . 
Why does Dr.Lai fill the cavity in only less than 10 minutes? 
 Because it is a small cavity . 
Lucky number 
Why is brushing teeth very important? 
 Because clean teeth are healthy teeth 
Take care of your teeth 
DO 
DON’T 
-Brush your teeth after meals 
-Check your teeth regularly 
-Eat sensibly 
-Eat too much candy or cake 
-Forget to clean your teeth 
-Use an old toothbrush 
CLEAN TEETH ARE HEALTHY TEETH 
About you: 
-How often do you brush your teeth? 
-Should we eat too much candy? 
-Do you brush yor teeth regularly? 
-When do you brush your teeth? 
 Homework : 
 - Learn new words . 
 - Do exercise B4 / P.65 in workbook. 
 - Prepare for the next lesson (Unit 11-A1). 
Good bye! 
Thank you for attending