presen tense
past tense
future tense
example
100

"Subject + am/are/is + Verb-ing + Complement" is the formula of ... tense

present continuous

100

generally, this tense is used to denote an event in the past.

past tense

100

is Used to indicate future actions or circumstances

future tense

100

She has not been speaking for the last 3 hours.
is the example of ...

present perfect continuous tense
200

... is Used to show an action or event that has been completed and emphasizes the results.

present perfect tense

200

... tense is Used to indicate an event that is happening in the past

past cotinuous

200

"Subject + will/be going to + Verb1 + Complement"
is the formula of ... tense

simple future

200

"I was studying English when he called." is the example of ...

past continuous tense

300

"I have not finished my homework."
is an example of ... tense

present perfect tense 





300

"Subject + had + Verb3 + Complement" is the formula of ... tense

past perfect

300

"You are not going to be studying English."
is the example of ... tense

future continuous

300

"Am I going to work hard for this company?" is the example of ...

simple future tense
400

.. tense Used to show actions that began in the past and continue today

present prefect continuus

400

"I was studying English when he called"
is the example of ... tense

past continuous

400

this tense is Used to indicate actions that will continue to occur in the future. This tense emphasizes results.

future prefect continuous tense
400

"I would not be studying if you did not disturb me yesterday."
is the example of ...

past future continuous tense

500

Has/have + Subject + been + Verb-ing + Complement?
is the formula of ... tense

present perfect continuous

500

"Had + Subject + been + Verb-ing + Complement?"
is the formula of ... tense

past perfect continuous 


500

the formula of the future prefect continuous tense is ...

Subject + will + have + been + Verb-ing + Complement

500

"She would not have been waiting for me for 3 hours yesterday but she had gone at 9.00 PM."
is the example of ...

past future perfect continuous tense