Contents introduction chapter the verb. Basic grammatical categories of the verb

I can cook a cake. Я могу печь торт.
Note: Some verbs (to be, to have, to do, etc.) can be used. in a sentence and as semantic, and as auxiliary, and as modal, and as linking verbs.

1. 
   Personal and Impersonal Forms of the Verb. Categories of Tense, Aspect, Mood Voice, Person, and Number.
   

In English, there are personal and impersonal forms of the verb.
Personal form of the verb is used in the sentence as a predicate and express the following categories:

1. 
   Person:
   

1st (I, we)
2nd (you)
3rd (he, she, it, they).

2. 
   Number: singular and plural.
   
3. 
   Time: Present, Past, Future, as well as the form of the Future in the Past.
   
4. 
   Form: Indefinite, Continuous, Perfect, Perfect Continuous.
   
5. 
   Voice: Active, Passive.
   
6. 
   Mood: Indicative, Imperative, Subjunctive.
   

The personal forms of the verb serve in the sentence as a predicate and are always used in the presence of a subject (noun or pronoun) with which the verb-predicate agrees in person and number.²
The personal forms of the verb express the following categories:

1. 
   Person
   
2. 
   Number
   
3. 
   Tense
   
4. 
   Form
   
5. 
   Voice
   
6. 
   Mood
   

Impersonal forms of the verb.
The impersonal forms of the verb do not have the categories of person, number, tense, and mood. Only a few of them express a view and pledge. They are not used in the function of a simple predicate sentence, but can be part of a compound predicate, and can also act as functions of almost all other members of the sentence. For example:
I have come here to see you.