TENSES

Definition :
Tenses are the changes of verb-forms according to the changes of time

Examples :
1. Everyday she goes to her office by car
2. Yesterday she went to her office by bus, because her car broke
3. Tomorrow she will go to her office by bus again. Her car is still out of order

There are three SIMPLE TENSES in English :
I = The Past Tense
II = The Present Tense
III = The Future Tense

Each of them can be classified into :
a. Simple
b. Continuous
c. Perfect
d. Perfect Continuous

Example :