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Moods
Verbs are used to express commands, make suppositions and to make statements
of fact. These modes in which verbs are used are called Moods. There are three
moods – Indicative, Imperative and Subjunctive.
The Indicative makes Statements of fact:
I go to office daily.
The Imperative mood expresses commands/entreaties: The subject is usually
omitted.
Stand there; Go home, etc.
The Subjunctive Mood occurs in traditional phrases:
God bless you.
2.5 Modal verbs and Auxiliary
Modal verbs are special verbs which behave very irregularly. The modal verbs
are can, could, may might, will, would, shall, should, ought to, must, need.
2.0 A modal verb always has the same form. There is no -s ending, no -ing form and
no -ed form, e.g., he will, they will, etc.
3.0 Modal verbs and auxiliary verbs come before the subject to form questions. e.g.,
Will you come for the party?
4.0 They are used to form negatives by adding 'not' after them. e.g., I cannot/can't do
this.
5.0 Modal verbs are used to talk about someone's ability to do an action, an action
that is necessary and a situation that is possible.e.g.,
1.1 To express Ability: can, could, be able to etc.
She can swim
He could play the harmonium when he was very young.
2. In case of necessity: must, have to, needn't, etc.
We must tell him the truth.
I will have to go.
3. For permission: can, may, etc.
Can I use your pen, please?
May I come in?
4. In case of obligation: ought to, should, etc.
We should respect our elders.
He ought to do as his parents want him to do.
5. In case of possibility: may, might, could, etc.
The students may ask for an off tomorrow.
The books could be in one of the racks.
6. Certainty: will, must, can't, etc.
The story can't be true.
He must have reached home by now.