1. English verb tenses Три признака:
Точка отсчета: Past / Present / Future
2) Длительность: (+) Continuous / Non-continouous (-)
3) Итог: (+) Perfect / Non-perfect (-)

2. SIMPLE CONTINUOUS PERFECT PRESENT PAST FUTURE
2) Длительность: --
3) Итог: --
Key point = now
2) Длительность: Continuous
3) Итог: Perfect
1) Точка отсчета: Present
2)Длительность: Сontinuous
3) Итог: Perfect
PAST
1) Точка отсчета: Past
Key point Now
Итог: Perfect
Key point Now
FUTURE
Точка отсчета: Future
Now Key point
1) Точка отсчета: Future
2) Длительность: Сontinuous

3. VERB (s) do, does BE + VERB/ing am, is, are HAVE + VERB/ed 3rd form
SIMPLE
CONTINUOUS
PERFECT
PRESENT
VERB (s)
do, does
BE + VERB/ing
am, is, are
HAVE + VERB/ed
3rd form
have, has
HAVE + BEEN +
+ VERB/ing
have been, has been
PAST
VERB / ed
2nd form
did
was, were
HAD + VERB/ed
had
HAD + BEEN +
had been
FUTURE
WILL + VERB
will
WILL BE +
will be
Will + HAVE +
+ VERB/ed rd form
will have
WILL + HAVE +
+ BEEN + VERB/ing
will have been

4. VERB (s) do, does BE + VERB/ing am, is, are HAVE + VERB/ed 3rd form
SIMPLE
CONTINUOUS
PERFECT
PRESENT
VERB (s)
do, does
BE + VERB/ing
am, is, are
HAVE + VERB/ed
3rd form
have, has
HAVE + BEEN +
+ VERB/ing
have been, has been
PAST
VERB / ed
2nd form
did
was, were
HAD + VERB/ed
had
HAD + BEEN +
had been
FUTURE
WILL + VERB
will
WILL BE +
will be
Will + HAVE +
+ VERB/ed rd form
will have
WILL + HAVE +
+ BEEN + VERB/ing
will have been