What kinds of verbs are there in English? What's the use of being apart?

According to different characteristics, verbs can be divided into the following categories.

1) Auxiliary verbs and lexical verbs.

According to the usage of verbs in sentences, verbs can be divided into auxiliary verbs and substantive verbs.

The notional verb is the main verb to express the action or state of the subject in a sentence. For example: syudy, learning; Walk and so on

Auxiliary verbs are verbs that form different tenses, voices or moods together with notional verbs. For example: do, can, have, etc.

2) Transitive verbs, intransitive verbs and connecting verbs.

According to whether the verb has an object or not, sentences can be divided into transitive verbs, intransitive verbs and copulative verbs. Transitive verbs mean that the action expressed by verbs can have an object that accepts the action, that is,

A verb that can follow an object. Transitive verbs can be divided into single transitive verbs, double transitive verbs and compound transitive verbs.

Transitive verbs refer to verbs that can only take direct objects, such as

I have a book. (direct object)

A ditransitive verb refers to an indirect object other than the direct object, which is used to indicate the object that makes the action.

I gave her a book. (direct object)

Compound transitive verbs refer to verbs that need compound objects. Compound object refers to direct object and object complement. take for example

We elected him monitor. (object complement)

An intransitive verb refers to a verb that cannot follow an object, for example

They are running. (intransitive verb)

A copula is a verb with its own meaning, but it cannot be used as a predicate alone. It must be combined with predicate to form predicate.

We are all students. (predicative)

3) restrictive verbs and non-restrictive verbs

According to whether a sentence can be used as a predicate in a sentence, verbs can be divided into finite verbs and non-finite verbs. (non-finite verb)

The form of finite verbs should be limited by the subject, and they should be consistent with the subject in person and number, which is often manifested in person, tense and voice.

For example; I am a worker.

He borrowed a book from the library. (nervous)

Wish her a pleasant journey. (sound)

An unrestricted verb refers to a form in which the verb is not restricted by the subject. Non-restrictive verbs refer to infinitives. Forms of verb ing and verb ed. They can't act independently.

The predicate verb of a sentence is not limited by the person and number of the subject. Besides combining with some auxiliary verbs to form a certain form, it can also act as a subject, predicate and other components in a sentence.

4) Regular verbs and irregular verbs

According to whether the change between past tense and past participle is regular, verbs can be divided into regular verbs and irregular verbs. The past tense and past participle of regular verbs all end in ed, but they are irregular in Song poetry.

The change is irregular. Some irregular verbs, whether prototype, past tense or past participle, have the same form, such as: put; The latter two forms are the same.

For example, buy; Bought; Yes, but there are three different forms, such as watching; Saw; see