CHAPTER 2.  THE SIMPLE PRESENT OF VERBS OTHER THAN THE VERB TO BE
1. Formation of the simple present
The Simple Present of any verb other than the verb to be is formed from the bare infinitive of the verb. As shown in the following examples, the bare infinitive of a verb consists of the infinitive without the word to. The bare infinitive is the form in which English verbs are usually listed in dictionaries. For example:

Infinitive Bare Infinitive
  to be   be
  to walk   walk
  to work   work
In the Simple Present of verbs other than the verb to be, the form of the verb used with the subjects I , you, we and they is the same as the bare infinitive. The form of the verb used with the subjects he, she and it has the ending s added to the bare infinitive.

For example, the Simple Present of the verb to work is conjugated as follows: (Devamini Okuyun…)