Modals
Modals: Modals are auxiliary (helping) verbs used to express ability, permission,
possibility, necessity, advice, obligation, requests, or future predictions.
They are used before the main verb in a sentence and do not change form
according to the subject.
Common modals include:
- Can / Could – ability, permission, possibility
- Will / Would – future prediction, polite requests, offers,
hypothetical situations
- Shall / Should – suggestions, obligation, future actions
- May / Might – permission, possibility
- Must – necessity, strong obligation
- Ought
to – advice, obligation
- May – permission, possibility
- Would – polite requests, hypothetical situations, future in the past
1. Types and Usage of Modals
1. Can
/ Could
- Can is used to express ability or permission in the present
or future.
- Example: She can speak Spanish.
- Example: You can go out after you finish your homework.
- Could is the past form of can, and it is used for polite requests
or to talk about past ability.
- Example: I could swim when I was a child.
- Example: Could you help me with this task?
2. Will
/ Would
- Willis used to express a future action or to make promises,
offers, and requests.
- Example: I will go to the party tomorrow.
- Example: Will you help me with my homework?
- Would is the past form of will and is used for polite requests,
offers, and hypothetical situations.
- Example: Would you like some coffee?
- Example: I would go, if I had enough time.
3.
Shall / Should
- Shall is used to make suggestions, usually in the first person
(I/we), or for formal future actions.
- Example: Shall we go for a walk?
- Example: I shall be there at 7 o’clock.
- Should expresses advice, recommendations, or expectations.
- Example: You should eat healthy food.
- Example: We should leave by 5 p.m.
4. May
/ Might
- Mayis used to ask for permission or to express possibility.
- Example: May I use your phone?
- Example: It may rain tomorrow.
- Might is used to express a slight possibility
or hypothetical situations.
- Example: I might go to the beach if it’s sunny.
- Example: She might come to the party.
5. Must
/ Have to
- Must expresses necessity or strong obligation.
- Example: You must wear a helmet when riding a bike.
- Example: I must finish my homework by tonight.
- Have
to also expressesnecessity or obligation,
but it is more commonly used in general situations.
- Example: I have to attend a meeting tomorrow.
- Example: We have to leave now.
6.
Ought to
- Ought
tois used to give advice or express moral
obligation.
- Example: You ought to apologize for what you did.
- Example: She ought to study for her exams.
2. Negative Forms of Modals
To make modals negative, simply add not after the modal verb.
- Cannot
(can't) – I can’t swim.
- Will
not (won’t) – I won’t go there tomorrow.
- Would
not (wouldn't) – I wouldn’t do
that if I were you.
- Must
not (mustn't) – You mustn't
lie.
- Should
not (shouldn't) – You shouldn't
eat so much sugar.
3. Common Mistakes with Modals
- Can and Could are often confused in the wrong context, such as
using could for ability in the present.
- Correct: She can dance well.
- Incorrect: She could dance well (in present context).
- Willis sometimes incorrectly used in place of going to for plans.
- Correct: I am going to meet her later.
- Incorrect: I will meet her later (unless it's an immediate
decision).
4. Practice: Fill in the
Blanks with the Correct Modal
1.
You
______________ finish your homework before going out.
2.
She
______________ speak three languages fluently.
3.
We
______________ arrive at the station before 10 a.m. tomorrow.
4.
You
______________ go to the doctor if you're feeling unwell.
5.
He
______________ help you if you ask him politely.
6.
I
______________ understand this topic; could you explain it again?
7.
______________
you please pass me the salt?
8.
You
______________ park here; it's a no-parking zone.
9.
I
______________ believe the news I just heard!
10.
She
______________ play the piano when she was younger.
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