Bài giảng Tiếng Anh Lớp 9 - Unit 4: Learning a foreign language - Lesson 6: Language focus - Nguyễn Thị Hằng

an : My grades are terrible. 
Mrs. Quyen : If you want to get good grades, you must study hard . (must) 
Hoa : I’d like to be a doctor. 
Aunt Thanh : You have to go to university if you want to study medicine. (have to) 
Lan 
Mrs. Quyen 
Hoa 
Aunt Thanh 
Unit 4 : Learning a foreign language 
Lesson 6 : Language focus 
I. Modal verbs with if 
must 
have to 
ought to 
might 
may 
should 
 If + S + present simple, 
S + modals + V(without ‘to’) 
Exercise 1: Complete the sentences. Use the modal verbs in brackets and the information in the box. 
stay / bed do / homework do / exercise 
go / university study / hard miss / train 
c) Ba: Oh, no! I weigh 60 kilos! 
 Nga: If you want to lose weight,  (should) 
d) Tuan: Where is Ba? He’s very late. 
 Mrs. Nga: If he doesn’t come soon, . (might) 
e) Mr. Ha: I feel sick. 
 Mrs. Nga: If you want to get well, ..(ought to) 
f) Na: I’d like to go to the movies, Mom. 
 Mrs. Kim: ... if you want to go out. (must) 
Exercise 1: Complete the sentences. Use the modal verbs in brackets and the information 
 in the box. 
 stay / bed do / homework do / exercise 
 go / university study / hard miss / train 
Lan: My grades are terrible. 
 Msr. Quyen: If you want to get good grades, you must study hard . (must) 
b) Hoa: I’d like to be a doctor. 
 Aunt Thanh: You have to go to university if you want to study medicine. (have to) 
c) Ba: Oh, no! I weigh 60 kilos! 
 Nga: If you want to lose weight,  (should) 
d) Tuan: Where is Ba? He’s very late. 
 Mrs. Nga: If he doesn’t come soon, .. (might) 
e) Mr. Ha: I feel sick. 
 Mrs. Nga: If you want to get well, .. (ought to) 
f) Na: I’d like to go to the movies, Mom. 
 Mrs. Kim:  if you want to go out. (must) 
you should do a lot of exercises 
he might miss the train 
you ought to stay in bed 
You must do your homework 
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must 
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Lan 
 If + S + present simple, 
S + modals + V(without ‘to’) 
Mrs. Quyen 
go 
 hard 
do 
Hoa : I’d like to be a doctor. 
in bed 
to university 
a lot of exercise 
miss 
Aunt Thanh : You have to go to university if you want to study medicine. (have to) 
Hoa 
Aunt Thanh 
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