present tense are those we talk about current time ;)

1) simple present time are those we talk about things being regular works

for example sun rises from the east and sets at the West.

2) present continues times are those in which things being working on.

for example you are farting

3) present perfect continue tense are those when work is finished under processing

like you have been working

4) present perfect tense are those when you finished your work

like you have taken water

past tense are those when we talk about finished works before

1) simple past tense are those things is finished but had taken more time after finishing

like I sexed with that girl I am not sexing I sexed your work is done.

2) past continue tense are those when

things was working

like you was doing sex

3) past perfect tense are those when you word very long time ago

like you had sex

4 ) past perfect continue time are those you had been working on that time

like you had been doing sex with her

and finally future tense are those you will do that works in your future again

1) future simple

like I will do sex her/him

2) future continue your work will be continue

I will sexing with she

3) future perfect

I will have done sex with she