CHAPTER 2. THE SIMPLE PRESENT OF VERBS OTHER THAN THE VERB TO BE
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:
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:
The form of the verb used with the subjects he, she and it is generally referred to as the third person singular
See Exercise 1.
a. The simple present of the verb To Have
The Simple Present of the verb to have is slightly irregular, since the bare infinitive is have, whereas the form of the verb used in the third person singular is has. The Simple Present of the verb to have is conjugated as follows:
See Exercise 2.