Modal vervs

vervs
Modal verbs are also called auxiliary verbs, helping verbs and modal auxiliaries.
Modal verbs are not complete verbs, and they can only be used with a verb.
The usage of modal verbs:
Modalverbs stay in the base form - bare infinitive - the bare infinitive is the infinitive without "to" before
The following modal verbs are used to with the present tense:
I, can, will, shall, ought to,must, need, may
The following modal verbs are used in the past tense:
would, should, could, might
Modal verbs are used to answer questions in the short form
yes, I do.
yes, we can.
Rules forusing verb tenses:
Sentences using verbs do not use "auxiliary verbs".
"Not" after the verb is used to make a verb negative, including when using the simple verb tenses.
To make questions usingverbs, the verb comes before the subject.
Modal verbs do not change there form.
"To" is not used after a verbs do have, except with "ought to".
The main verb is always in its base form when used with averb
modal verbs stay in the base form - bare infinitive - the bare infinitive is the infinitive without "to" before the verb.
The following modal verbs are used to with the present verb tense:can, will, shall, ought to, must, need, may
The following modal verbs are used in the past tense:
would, should, could, might
modal verbs are used to answer questions in the short form
yes, I do.yes, we can.
No, I don't.
No, I don't.
Modal verbs can be used as part of the grammar structure of the sentence, such as when used with the perfect tenses.
When are model verbs used:

ZeroConditional
Introduction
The zero conditional is a structure used for talking about general truths — things which always happen under certain conditions. This page will explain how the zero conditional isformed, and when to use it.
1. The structure of a zero conditional sentence
A zero conditional sentence consists of two clauses, an “if” clause and a main clause (In most zero conditional...