What is infinitive?

Verb is the most changeable word in English, and it is also the most difficult to master.

Verb forms are as follows:

Do (prototype) Does (now the subject singular is generally divided by the first and second person singular plus S) doing (progressive tense) did (perfect tense) Do (called infinitive structure). As can be seen from the name itself, this structure of verbs is not limited to tense-related changes, but has a wide range of applications, in various tense voices and sentence structures. )

The forms of the first few words are the result of tense changes.

To do is not the direct result of the above, but more like giving verbs a structure and applying it to sentences.

Can be used as subject, object, slogan, attribute and other components.

It is easy for beginners to understand this sentence.

I want to have dinner now.

But it seems that it can rarely be analyzed from the perspective of grammar. In fact, it can be placed in

Must have been separated, isn't it an infinitive?

Isn't it a morphological change of have?

It can be regarded as the object of the transitive verb want.

Of course, it should be an infinitive phrase with dinner as the object of desire.

Verb infinitives also often indicate a slight future tense.

Semantically, infinitives after verbs often contain meanings similar to those in Chinese.

I think a scholar should learn infinitives well,

We must realize that this thing is a change of verb form.

If this kind of consciousness is established, we will have a clearer understanding of words.

Don't always talk about structure, infinitive structure.

It's easy to confuse yourself.

It is not easy to understand infinitives from a comprehensive perspective.

The infinitive is in a blind area of ambiguity.