You have studied nouns, which are the doers or the subject in a sentence, and verbs, which are the actions done by the nouns.
The following table shows the subject-verb agreement of the simple present form of the verb:
| Person | Singular Subject | Plural Subject | Correct Form of Verb |
|---|---|---|---|
| First | I | we | talk, pray, study, teach, etc |
| Second | you | you | talk, pray, study, teach, etc |
| Third | he, she, it, mother, sister, friend, etc | talks, prays, studies, teaches, etc | |
| Third | they, mothers, sisters, friends, etc | talk, pray, study, teach, etc |