TENSES

WHEN? Simple / Indefinite           Continuous Perfect                      Perfect Continuous
Past V2 was/were V1+ing               had V3 had been V1+ing
Present [I/you/we/they] V1
[he/she/it] V1+s am/are/is V1+ing            have/has V3              have/has been V1+ing
Future will/(shall) V1 will be V1+ing            will have V3                  will have been V1+ing
HOW? every day
sometimes
often
usually at 7 o’clock
from 2 to 4 p.m. yet
for
since
already
just
this morning
by Monday

Subject ?V? …

VERBS

Regular Irregular
V2 = V3 = V1+ed V2 and V3 = table of irregular verbs

to be

Past Present Future
I was am will be
you/we/they were are will be
he/she/it was is will be