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Conjugation of the verb "to stack"

Regular verb

to

stack

Indicative

Present

Affirmative
  1. Istack
  2. youstack
  3. he, she, itstacks
  4. westack
  5. youstack
  6. theystack
Negative
  1. Ido not stack
  2. youdo not stack
  3. he, she, itdoes not stack
  4. wedo not stack
  5. youdo not stack
  6. theydo not stack
Interrogative
  1. DoI stack?
  2. Doyou stack?
  3. Doeshe, she, it stack?
  4. Dowe stack?
  5. Doyou stack?
  6. Dothey stack?
Passive
  1. Iam stacked
  2. youare stacked
  3. he, she, itis stacked
  4. weare stacked
  5. youare stacked
  6. theyare stacked

Simple past

Affirmative
  1. Istacked
  2. youstacked
  3. he, she, itstacked
  4. westacked
  5. youstacked
  6. theystacked
Negative
  1. Idid not stack
  2. youdid not stack
  3. he, she, itdid not stack
  4. wedid not stack
  5. youdid not stack
  6. theydid not stack
Interrogative
  1. DidI stack?
  2. Didyou stack?
  3. Didhe, she, it stack?
  4. Didwe stack?
  5. Didyou stack?
  6. Didthey stack?
Passive
  1. Iwas stacked
  2. youwere stacked
  3. he, she, itwas stacked
  4. wewere stacked
  5. youwere stacked
  6. theywere stacked

Future

Affirmative
  1. Iwill stack
  2. youwill stack
  3. he, she, itwill stack
  4. wewill stack
  5. youwill stack
  6. theywill stack
Negative
  1. Iwill not stack
  2. youwill not stack
  3. he, she, itwill not stack
  4. wewill not stack
  5. youwill not stack
  6. theywill not stack
Interrogative
  1. WillI stack?
  2. Willyou stack?
  3. Willhe, she, it stack?
  4. Willwe stack?
  5. Willyou stack?
  6. Willthey stack?
Passive
  1. Iwill be stacked
  2. youwill be stacked
  3. he, she, itwill be stacked
  4. wewill be stacked
  5. youwill be stacked
  6. theywill be stacked

Present perfect

Affirmative
  1. Ihave stacked
  2. youhave stacked
  3. he, she, ithas stacked
  4. wehave stacked
  5. youhave stacked
  6. theyhave stacked
Negative
  1. Ihave not stacked
  2. youhave not stacked
  3. he, she, ithas not stacked
  4. wehave not stacked
  5. youhave not stacked
  6. theyhave not stacked
Interrogative
  1. HaveI stacked?
  2. Haveyou stacked?
  3. Hashe, she, it stacked?
  4. Havewe stacked?
  5. Haveyou stacked?
  6. Havethey stacked?
Passive
  1. Ihave been stacked
  2. youhave been stacked
  3. he, she, ithas been stacked
  4. wehave been stacked
  5. youhave been stacked
  6. theyhave been stacked

Past perfect

Affirmative
  1. Ihad stacked
  2. youhad stacked
  3. he, she, ithad stacked
  4. wehad stacked
  5. youhad stacked
  6. theyhad stacked
Negative
  1. Ihad not stacked
  2. youhad not stacked
  3. he, she, ithad not stacked
  4. wehad not stacked
  5. youhad not stacked
  6. theyhad not stacked
Interrogative
  1. HadI stacked?
  2. Hadyou stacked?
  3. Hadhe, she, it stacked?
  4. Hadwe stacked?
  5. Hadyou stacked?
  6. Hadthey stacked?
Passive
  1. Ihad been stacked
  2. youhad been stacked
  3. he, she, ithad been stacked
  4. wehad been stacked
  5. youhad been stacked
  6. theyhad been stacked

Future perfect

Affirmative
  1. Iwill have stacked
  2. youwill have stacked
  3. he, she, itwill have stacked
  4. wewill have stacked
  5. youwill have stacked
  6. theywill have stacked
Negative
  1. Iwill not have stacked
  2. youwill not have stacked
  3. he, she, itwill not have stacked
  4. wewill not have stacked
  5. youwill not have stacked
  6. theywill not have stacked
Interrogative
  1. WillI have stacked?
  2. Willyou have stacked?
  3. Willhe, she, it have stacked?
  4. Willwe have stacked?
  5. Willyou have stacked?
  6. Willthey have stacked?
Passive
  1. Iwill have been stacked
  2. youwill have been stacked
  3. he, she, itwill have been stacked
  4. wewill have been stacked
  5. youwill have been stacked
  6. theywill have been stacked

Present continuous

Affirmative
  1. Iam stacking
  2. youare stacking
  3. he, she, itis stacking
  4. weare stacking
  5. youare stacking
  6. theyare stacking
Negative
  1. Iam not stacking
  2. youare not stacking
  3. he, she, itis not stacking
  4. weare not stacking
  5. youare not stacking
  6. theyare not stacking
Interrogative
  1. AmI stacking?
  2. Areyou stacking?
  3. Ishe, she, it stacking?
  4. Arewe stacking?
  5. Areyou stacking?
  6. Arethey stacking?

Past continuous

Affirmative
  1. Iwas stacking
  2. youwere stacking
  3. he, she, itwas stacking
  4. wewere stacking
  5. youwere stacking
  6. theywere stacking
Negative
  1. Iwas not stacking
  2. youwere not stacking
  3. he, she, itwas not stacking
  4. wewere not stacking
  5. youwere not stacking
  6. theywere not stacking
Interrogative
  1. WasI stacking?
  2. Wereyou stacking?
  3. Washe, she, it stacking?
  4. Werewe stacking?
  5. Wereyou stacking?
  6. Werethey stacking?

Future continuous

Affirmative
  1. Iwill be stacking
  2. youwill be stacking
  3. he, she, itwill be stacking
  4. wewill be stacking
  5. youwill be stacking
  6. theywill be stacking
Negative
  1. Iwill not be stacking
  2. youwill not be stacking
  3. he, she, itwill not be stacking
  4. wewill not be stacking
  5. youwill not be stacking
  6. theywill not be stacking
Interrogative
  1. WillI be stacking?
  2. Willyou be stacking?
  3. Willhe, she, it be stacking?
  4. Willwe be stacking?
  5. Willyou be stacking?
  6. Willthey be stacking?

Future perfect continuous

Affirmative
  1. Iwill have been stacking
  2. youwill have been stacking
  3. he, she, itwill have been stacking
  4. wewill have been stacking
  5. youwill have been stacking
  6. theywill have been stacking
Negative
  1. Iwill not have been stacking
  2. youwill not have been stacking
  3. he, she, itwill not have been stacking
  4. wewill not have been stacking
  5. youwill not have been stacking
  6. theywill not have been stacking
Interrogative
  1. WillI have been stacking?
  2. Willyou have been stacking?
  3. Willhe, she, it have been stacking?
  4. Willwe have been stacking?
  5. Willyou have been stacking?
  6. Willthey have been stacking?

Present perfect continuous

Affirmative
  1. Ihave been stacking
  2. youhave been stacking
  3. he, she, ithas been stacking
  4. wehave been stacking
  5. youhave been stacking
  6. theyhave been stacking
Negative
  1. Ihave not been stacking
  2. youhave not been stacking
  3. he, she, ithas not been stacking
  4. wehave not been stacking
  5. youhave not been stacking
  6. theyhave not been stacking
Interrogative
  1. HaveI been stacking?
  2. Haveyou been stacking?
  3. Hashe, she, it been stacking?
  4. Havewe been stacking?
  5. Haveyou been stacking?
  6. Havethey been stacking?

Past perfect continuous

Affirmative
  1. Ihad been stacking
  2. youhad been stacking
  3. he, she, ithad been stacking
  4. wehad been stacking
  5. youhad been stacking
  6. theyhad been stacking
Negative
  1. Ihad not been stacking
  2. youhad not been stacking
  3. he, she, ithad not been stacking
  4. wehad not been stacking
  5. youhad not been stacking
  6. theyhad not been stacking
Interrogative
  1. HadI been stacking?
  2. Hadyou been stacking?
  3. Hadhe, she, it been stacking?
  4. Hadwe been stacking?
  5. Hadyou been stacking?
  6. Hadthey been stacking?

Present emphatic

Affirmative
  1. Ido stack
  2. youdo stack
  3. he, she, itdoes stack
  4. wedo stack
  5. youdo stack
  6. theydo stack

Past emphatic

Affirmative
  1. Idid stack
  2. youdid stack
  3. he, she, itdid stack
  4. wedid stack
  5. youdid stack
  6. theydid stack

Conditional

Present

Affirmative
  1. Iwould stack
  2. youwould stack
  3. he, she, itwould stack
  4. wewould stack
  5. youwould stack
  6. theywould stack
Negative
  1. Iwould not stack
  2. youwould not stack
  3. he, she, itwould not stack
  4. wewould not stack
  5. youwould not stack
  6. theywould not stack
Interrogative
  1. WouldI stack?
  2. Wouldyou stack?
  3. Wouldhe, she, it stack?
  4. Wouldwe stack?
  5. Wouldyou stack?
  6. Wouldthey stack?
Passive
  1. Iwould be stacked
  2. youwould be stacked
  3. he, she, itwould be stacked
  4. wewould be stacked
  5. youwould be stacked
  6. theywould be stacked

Perfect

Affirmative
  1. Iwould have stacked
  2. youwould have stacked
  3. he, she, itwould have stacked
  4. wewould have stacked
  5. youwould have stacked
  6. theywould have stacked
Negative
  1. Iwould not have stacked
  2. youwould not have stacked
  3. he, she, itwould not have stacked
  4. wewould not have stacked
  5. youwould not have stacked
  6. theywould not have stacked
Interrogative
  1. WouldI have stacked?
  2. Wouldyou have stacked?
  3. Wouldhe, she, it have stacked?
  4. Wouldwe have stacked?
  5. Wouldyou have stacked?
  6. Wouldthey have stacked?
Passive
  1. Iwould have been stacked
  2. youwould have been stacked
  3. he, she, itwould have been stacked
  4. wewould have been stacked
  5. youwould have been stacked
  6. theywould have been stacked

Present continuous

Affirmative
  1. Iwould be stacking
  2. youwould be stacking
  3. he, she, itwould be stacking
  4. wewould be stacking
  5. youwould be stacking
  6. theywould be stacking

Perfect continuous

Affirmative
  1. Iwould have been stacking
  2. youwould have been stacking
  3. he, she, itwould have been stacking
  4. wewould have been stacking
  5. youwould have been stacking
  6. theywould have been stacking

Imperative

Present

Affirmative
  1. I—
  2. youstack!
  3. he, she, it—
  4. welet's stack!
  5. youstack!
  6. they—
Negative
  1. I—
  2. youdon't stack!
  3. he, she, it—
  4. welet's not stack!
  5. youdon't stack!
  6. they—

Subjunctive

Present

Affirmative
  1. Istack
  2. youstack
  3. he, she, itstack
  4. westack
  5. youstack
  6. theystack

Past

Affirmative
  1. Istacked
  2. youstacked
  3. he, she, itstacked
  4. westacked
  5. youstacked
  6. theystacked

Past perfect

Affirmative
  1. Ihad stacked
  2. youhad stacked
  3. he, she, ithad stacked
  4. wehad stacked
  5. youhad stacked
  6. theyhad stacked

Future

Affirmative
  1. Ishould stack
  2. youshould stack
  3. he, she, itshould stack
  4. weshould stack
  5. youshould stack
  6. theyshould stack

Infinitive

Present

Affirmative
  1. (to) stack

Perfect

Affirmative
  1. (to) have stacked

Participle

Present

Affirmative
  1. stacking

Past

Affirmative
  1. stacked