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Other forms without ? | remove negation | female gender | remove contraction
Modal : no | may | might | can | could | shall | should | will | would | must | ought to

English verb conjugation TO STACK

Regular verb: stack - stacked - stacked

Indicative

Present
don't I stack?
don't you stack?
doesn't he stack?
don't we stack?
don't you stack?
don't they stack?
Present continuous
am I not stacking?
aren't you stacking?
isn't he stacking?
aren't we stacking?
aren't you stacking?
aren't they stacking?
Preterite
didn't I stack?
didn't you stack?
didn't he stack?
didn't we stack?
didn't you stack?
didn't they stack?
Preterite continuous
wasn't I stacking?
weren't you stacking?
wasn't he stacking?
weren't we stacking?
weren't you stacking?
weren't they stacking?
Present perfect
haven't I stacked?
haven't you stacked?
hasn't he stacked?
haven't we stacked?
haven't you stacked?
haven't they stacked?
Present perfect continuous
haven't I been stacking?
haven't you been stacking?
hasn't he been stacking?
haven't we been stacking?
haven't you been stacking?
haven't they been stacking?
Pluperfect
hadn't I stacked?
hadn't you stacked?
hadn't he stacked?
hadn't we stacked?
hadn't you stacked?
hadn't they stacked?
Pluperfect continuous
hadn't I been stacking?
hadn't you been stacking?
hadn't he been stacking?
hadn't we been stacking?
hadn't you been stacking?
hadn't they been stacking?
Future
won't I stack?
won't you stack?
won't he stack?
won't we stack?
won't you stack?
won't they stack?
Future continuous
won't I be stacking?
won't you be stacking?
won't he be stacking?
won't we be stacking?
won't you be stacking?
won't they be stacking?
Future perfect
won't I have stacked?
won't you have stacked?
won't he have stacked?
won't we have stacked?
won't you have stacked?
won't they have stacked?
Future perfect continuous
won't I have been stacking?
won't you have been stacking?
won't he have been stacking?
won't we have been stacking?
won't you have been stacking?
won't they have been stacking?

Conditional

Present
wouldn't I stack?
wouldn't you stack?
wouldn't he stack?
wouldn't we stack?
wouldn't you stack?
wouldn't they stack?
Present continuous
wouldn't I be stacking?
wouldn't you be stacking?
wouldn't he be stacking?
wouldn't we be stacking?
wouldn't you be stacking?
wouldn't they be stacking?
Past
wouldn't I have stacked?
wouldn't you have stacked?
wouldn't he have stacked?
wouldn't we have stacked?
wouldn't you have stacked?
wouldn't they have stacked?
Past continuous
wouldn't I have been stacking?
wouldn't you have been stacking?
wouldn't he have been stacking?
wouldn't we have been stacking?
wouldn't you have been stacking?
wouldn't they have been stacking?

Imperative

Imperative
-
-
-
 
 
 

Infinitive

Infinitive
to stack
 
 
 

Participle

Present
stacking
Past
stacked