Tenses

These express time in a sentence.

There are three kinds of tenses :

The different forms of verbs tell us the time when an action happened.

Kinds of Tenses

Forms of verb	Examples
Verbs may be in the simple present tense that describes everyday action (verb I +s/es)	The clouds sail.
Verbs may be in the present continuous tense that tells us what is happening now. (is/am/are + vI + ing)	The birds are flying.
Verbs may be in the simple past tense that tells us what has already happened. (Verb II)	The swan swam with the cygnets.
Verbs may be in the past continuous tense that tell us what was happening. (was/were + vI + ing)	The birds were flying in the sky.
Verbs may be in the simple future tense that tells us about an action that has not yet happened but is likely to happen. (will/shall + vI)	The sun will set. I shall see you tomorrow.
Verbs also tell us the state of being of a person, animal or thing. (Be verb)	The swan is white. Lilies are flowers. I am tall.
Verbs also tell us the possession of a noun. (Have verb)	He has a school bag. I have five rupees.

In simple present tense - use verb I + s/es with singular subjects e.g., he, she, it, boy, my mother, etc.
And use base form of verb with I, you and plural subjects e.g., they, we, girls, my brothers, etc.
In present continuous tense use 'am' with 'I', 'is' with singular subjects and 'are' with 'you' and plural subjects.
In simple past tense - use Verb II (Past form of verb with all subjects.)
In past continuous tanse - use 'was' with 'I' and singular subjects; 'were' with 'you' and plural subjects.
In simple future tense - use 'shall + VI' with 'I' and 'we'; (will + VI) with all other subjects.
In the state of being for 'is, am, are, was, were' follow the present and past continuous rules.
In the possession use -'has' with singular subjects;'have' with I, you and plural subjects; 'had' for past possession and with all subjects.