Modal Verbs in English Grammar

 
ENG M.2 Sem. 1
ENG M.2 Sem. 1
 
Grammar
Grammar
 
4.0
4.0
Modal verbs
 
present and future
 
Opinions and advice (
ความคิดเห็นและข้อเสนอแนะ)
 
 
ใช้ 
should 
และ 
shouldn’t 
เพื่อบอกว่าสิ่งไหนควรทำหรือไม่
ควรทำ
เมื่อเราบอกกับผู้อื่น คำพูดของเรากลายเป็นคำแนะนำ (
advice).
 
I think the police should
 arrest hooligans.
 
(opinion)
 
I think you should 
talk to your teacher about it.
 
(advice)
 
ENG M.2 Sem. 1
ENG M.2 Sem. 1
 
Grammar
Grammar
 
4.0
4.0
Modal verbs
 
present and future
 
Opinions and advice (
ความคิดเห็นและข้อเสนอแนะ)
 
• ใช้ 
ought to 
และ 
ought not to 
โดยให้ความหมายเดียวกับ
should 
และ 
shouldn’t.
 
 
- 
Ought to 
ไม่ค่อยเป็นที่นิยมเมื่อเทียบกับ 
should 
และ
ought to
เป็นทางการมากกว่า โดยเฉพาะเมื่อใช้ในประโยคคำถามและประโยคปฏิเสธ
  
I think she ought to talk to her teacher about
it.
 
ENG M.2 Sem. 1
ENG M.2 Sem. 1
 
Grammar
Grammar
 
4.0
4.0
Modal verbs
 
present and future
 
Opinions and advice (
ความคิดเห็นและข้อเสนอแนะ)
 
- 
Ought to 
ไม่มีในรูปของสรรพนามบุรุษที่ 3 ‘
s’, 
และในการตั้งคำถาม
ใช้ 
Ought 
ได้เลย โดยไม่ต้องใช้ 
do/does.
  
You ought not to go.
  
Ought we to tell the director?
 
ENG M.2 Sem. 1
ENG M.2 Sem. 1
 
Grammar
Grammar
 
4.0
4.0
Modal verbs
 
present and future
 
Opinions and advice (
ความคิดเห็นและข้อเสนอแนะ)
 
 
การใช้ 
think 
ในรูปประโยคปฏิเสธ ให้ใช้ว่า 
I don’t think +
should 
แทนที่จะใช้รูปประโยคปฏิเสธที่ใช้ 
should 
และ 
ought to.
  
I 
don’t think you should/ought 
to go.
 
ENG M.2 Sem. 1
ENG M.2 Sem. 1
 
Grammar
Grammar
 
4.0
4.0
Modal verbs
 
present and future
 
Opinions and advice (
ความคิดเห็นและข้อเสนอแนะ)
 
 
Had better 
ใช้ในการแสดงความเห็นที่หนักแน่น
 
โดยจะใช้ในรูปย่อว่า 
Had
  
I think 
you’d better
 
talk
 to your teacher about
it.
  
We’d better not forget 
to turn off the
computer!
 
ENG M.2 Sem. 1
ENG M.2 Sem. 1
 
Grammar
Grammar
 
4.0
4.0
 
 Exercise 1: Underline the correct word or phrase in
each sentence.
1.
 
Look at those clouds. I think it can/might/must rain.
2.
 
This is impossible! It can’t be/mustn’t be/may not be the
answer.
3.
 
Well done! You may be/must be/might be very pleased!
4.
 
I’ve no idea where Jane is. She could be/must be
anywhere!
5.
 
I suppose it’s possible. I might/can/must come to your
party.
Modal verbs
 
ENG M.2 Sem. 1
ENG M.2 Sem. 1
 
Grammar
Grammar
 
4.0
4.0
 
 Exercise 1: Underline the correct word or phrase in
each sentence.
6.
 
I’m not sure. I must not/may not be able to get there in
time.
7.
 
That can’t be/mustn’t be/may not be Tom. He hasn’t got a
bike.
8.
 
Anna isn’t here yet. She can be/must be on her way.
9.
 
There’s someone at the door. It can be/could be the
postman.
10.
 
Sorry, I can’t come/may not come out tonight. I have to do
my
 
homework.
Modal verbs
 
ENG M.2 Sem. 1
ENG M.2 Sem. 1
 
Grammar
Grammar
 
4.0
4.0
 
 Exercise 2: Rewrite each sentence using can, can’t,
might or must, and beginning and ending as shown.
1.
 
Sarah is really good at swimming.
 
Sarah………. 
can swim really
………well.
2.
 
It’s possible that our team will win.
 
Our team……………………………win.
3.
 
I’m sure this is the right road.
 
This…………………………………this right road.
Modal verbs
 
ENG M.2 Sem. 1
ENG M.2 Sem. 1
 
Grammar
Grammar
 
4.0
4.0
 
 Exercise 2: Rewrite each sentence using can, can’t,
might or must, and beginning and ending as shown.
4.
 
I’m sure you work very hard!
 
You…………………………………. very hard!
5.
 
Polly isn’t allowed to come to our party.
 
Polly…………………………………to our party.
6.
 
It’s possible that I’ll see you tomorrow, but I’m not sure
 
I……………………………………., but I’m not sure.
Modal verbs
 
ENG M.2 Sem. 1
ENG M.2 Sem. 1
 
Grammar
Grammar
 
4.0
4.0
 
 Exercise 2: Rewrite each sentence using can, can’t,
might or must, and beginning and ending as shown.
9.
 
Excuse me, is it all right if I open the window?
 
Excuse me,……………………………………..the window?
10.
 
I suppose you’re Mrs. Pim. How do you do?
 
You……………………………………….Mrs Pim. How do you do?
Modal verbs
 
ENG M.2 Sem. 1
ENG M.2 Sem. 1
 
Grammar
Grammar
 
4.0
4.0
 
Exercise 3: Decide whether each pair of sentences have
a similar meaning, or whether they are different. Write
S
 for same or 
D
 for different.
1.
 
You’d better go
    
You should go. …S…
2.
 
You don’t have to press this button.
 
You mustn’t press this
button. ……
3.
 
You should have a rest.
   
You ought to have a rest.
……
4.
 
You must be crazy!
   
You should be crazy! ……
 
5.
 
You must be here before 8.30.
 
You have to be here
before 8.30. ……
Modal verbs
 
ENG M.2 Sem. 1
ENG M.2 Sem. 1
 
Grammar
Grammar
 
4.0
4.0
 
Exercise 3: Decide whether each pair of sentences have
a similar meaning, or whether they are different. Write
S
 for same or 
D
 for different.
6.
 
You mustn’t do that!
   
You don’t have to do
that! ……
7.
 
You shouldn’t eat so much.
  
You ought not to eat so
much. ……
8.
 
We have to work harder.
  
We must work harder.
……
9.
 
I’d better write my letters.
  
I must write my letters.
……
 
10.
 
I ought to leave now.
 
I have to leave now. ……
Modal verbs
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Explore the nuances of modal verbs in English grammar through opinion, advice, and exercises. Learn how to use modal verbs like should, ought to, can, must, and may in present and future contexts. Enhance your language skills with examples and exercises highlighting the correct usage of modal verbs.

  • English Grammar
  • Modal Verbs
  • Language Learning
  • Opinion
  • Advice

Uploaded on Aug 06, 2024 | 2 Views


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  1. D I G ENG M.2 Sem. 1 Grammar Modal verbs present and future Opinions and advice ( ) should shouldn t (advice). I think the police should arrest hooligans. (opinion) I think you should talk to your teacher about it. (advice) I T A L 4.0

  2. D I G ENG M.2 Sem. 1 Grammar Modal verbs present and future Opinions and advice ( ) ought to ought not to should shouldn t. - Ought to should ought to I think she ought to talk to her teacher about it. I T A L 4.0

  3. D I G ENG M.2 Sem. 1 Grammar Modal verbs present and future Opinions and advice ( ) - Ought to 3 s , Ought do/does. You ought not to go. Ought we to tell the director? I T A L 4.0

  4. D I G ENG M.2 Sem. 1 Grammar Modal verbs present and future Opinions and advice ( ) think I don t think + should should ought to. I don t think you should/ought to go. I T A L 4.0

  5. D I G ENG M.2 Sem. 1 Grammar Modal verbs present and future Opinions and advice ( ) Had better Had I think you d better talk to your teacher about it. We d better not forget to turn off the computer! I T A L 4.0

  6. D I G ENG M.2 Sem. 1 Grammar Modal verbs Exercise 1: Underline the correct word or phrase in each sentence. 1. Look at those clouds. I think it can/might/must rain. 2. This is impossible! It can t be/mustn t be/may not be the answer. 3. Well done! You may be/must be/might be very pleased! 4. I ve no idea where Jane is. She could be/must be anywhere! 5. I suppose it s possible. I might/can/must come to your party. I T A L 4.0

  7. D I G ENG M.2 Sem. 1 Grammar Modal verbs Exercise 1: Underline the correct word or phrase in each sentence. 6. I m not sure. I must not/may not be able to get there in time. 7. That can t be/mustn t be/may not be Tom. He hasn t got a bike. 8. Anna isn t here yet. She can be/must be on her way. 9. There s someone at the door. It can be/could be the postman. 10. Sorry, I can t come/may not come out tonight. I have to do my homework. I T A L 4.0

  8. D I G ENG M.2 Sem. 1 Grammar Modal verbs Exercise 2: Rewrite each sentence using can, can t, might or must, and beginning and ending as shown. 1. Sarah is really good at swimming. Sarah . can swim really well. 2. It s possible that our team will win. Our team win. 3. I m sure this is the right road. This this right road. I T A L 4.0

  9. D I G ENG M.2 Sem. 1 Grammar Modal verbs Exercise 2: Rewrite each sentence using can, can t, might or must, and beginning and ending as shown. 4. I m sure you work very hard! You . very hard! 5. Polly isn t allowed to come to our party. Polly to our party. 6. It s possible that I ll see you tomorrow, but I m not sure I ., but I m not sure. I T A L 4.0

  10. D I G ENG M.2 Sem. 1 Grammar Modal verbs Exercise 2: Rewrite each sentence using can, can t, might or must, and beginning and ending as shown. 9. Excuse me, is it all right if I open the window? Excuse me, ..the window? 10. I suppose you re Mrs. Pim. How do you do? You .Mrs Pim. How do you do? I T A L 4.0

  11. D I G ENG M.2 Sem. 1 Grammar Modal verbs Exercise 3: Decide whether each pair of sentences have a similar meaning, or whether they are different. Write S for same or D for different. 1. You d better go 2. You don t have to press this button. You mustn t press this button. 3. You should have a rest. 4. You must be crazy! 5. You must be here before 8.30. You have to be here before 8.30. I T A You should go. S L You ought to have a rest. 4.0 You should be crazy!

  12. D I G ENG M.2 Sem. 1 Grammar Modal verbs Exercise 3: Decide whether each pair of sentences have a similar meaning, or whether they are different. Write S for same or D for different. 6. You mustn t do that! that! 7. You shouldn t eat so much. much. 8. We have to work harder. 9. I d better write my letters. 10. I ought to leave now. I have to leave now. I T A You don t have to do You ought not to eat so L We must work harder. 4.0 I must write my letters.

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