SIMPLE PRESENT
Affirmative
- I crackle
- you crackle
- she/he/it crackles
- we crackle
- you crackle
- they crackle
Negative
- I do not crackle
- you do not crackle
- she/he/it does not crackle
- we do not crackle
- you do not crackle
- they do not crackle
Interrogative
- do I crackle ?
- do you crackle ?
- does she/he/it crackle ?
- do we crackle ?
- do you crackle ?
- do they crackle ?
Negative - Interrogative
- do I not crackle ?
- do you not crackle ?
- does she/he/it not crackle ?
- do we not crackle ?
- do you not crackle ?
- do they not crackle ?
PRESENT CONTINUOUS
Affirmative
- I am crackling
- you are crackling
- she/he/it is crackling
- we are crackling
- you are crackling
- they are crackling
Negative
- I am not crackling
- you are not crackling
- she/he/it is not crackling
- we are not crackling
- you are not crackling
- they are not crackling
Interrogative
- am I crackling ?
- are you crackling ?
- is she/he/it crackling ?
- are we crackling ?
- are you crackling ?
- are they crackling ?
Negative - Interrogative
- am I not crackling ?
- are you not crackling ?
- is she/he/it not crackling ?
- are we not crackling ?
- are you not crackling ?
- are they not crackling ?
SIMPLE PAST
Affirmative
- I crackled
- you crackled
- she/he/it crackled
- we crackled
- you crackled
- they crackled
Negative
- I did not crackle
- you did not crackle
- she/he/it did not crackle
- we did not crackle
- you did not crackle
- they did not crackle
Interrogative
- did I crackle ?
- did you crackle ?
- did she/he/it crackle ?
- did we crackle ?
- did you crackle ?
- did they crackle ?
Negative - Interrogative
- did I not crackle ?
- did you not crackle ?
- did she/he/it not crackle ?
- did we not crackle ?
- did you not crackle ?
- did they not crackle ?
PRESENT PERFECT
Affirmative
- I have crackled
- you have crackled
- she/he/it has crackled
- we have crackled
- you have crackled
- they have crackled
Negative
- I have not crackled
- you have not crackled
- she/he/it has not crackled
- we have not crackled
- you have not crackled
- they have not crackled
Interrogative
- have I crackled ?
- have you crackled ?
- has she/he/it crackled ?
- have we crackled ?
- have you crackled ?
- have they crackled ?
Negative - Interrogative
- have I not crackled ?
- have you not crackled ?
- has she/he/it not crackled ?
- have we not crackled ?
- have you not crackled ?
- have they not crackled ?
PAST CONTINUOUS
Affirmative
- I was crackling
- you were crackling
- she/he/it was crackling
- we were crackling
- you were crackling
- they were crackling
Negative
- I was not crackling
- you were not crackling
- she/he/it was not crackling
- you were not crackling
- you were not crackling
- they were not crackling
Interrogative
- was I crackling ?
- were you crackling ?
- was she/he/it crackling ?
- were we crackling ?
- were you crackling ?
- were they crackling ?
Negative - Interrogative
- was I not crackling ?
- were you not crackling ?
- was she/he/it not crackling ?
- were we not crackling ?
- were you not crackling ?
- were they not crackling ?
PRESENT PERFECT CONTINUOUS
Affirmative
- I have been crackling
- you have been crackling
- she/he/it has been crackling
- we have been crackling
- you have been crackling
- they have been crackling
Negative
- I have not been crackling
- you have not been crackling
- she/he/it has not been crackling
- we have not been crackling
- you have not been crackling
- they have not been crackling
Interrogative
- have I been crackling ?
- have you been crackling ?
- has she/he/it been crackling ?
- have we been crackling ?
- have you been crackling ?
- have they been crackling ?
Negative - Interrogative
- have I not been crackling ?
- have you not been crackling ?
- has she/he/it not been crackling ?
- have we not been crackling ?
- have you not been crackling ?
- have they not been crackling ?
PAST PERFECT
Affirmative
- I had crackled
- you had crackled
- she/he/it had crackled
- we had crackled
- you had crackled
- they had crackled
Negative
- I had not crackled
- you had not crackled
- she/he/it had not crackled
- we had not crackled
- you had not crackled
- they had not crackled
Interrogative
- had I crackled ?
- had you crackled ?
- had she/he/it crackled ?
- had we crackled ?
- had you crackled ?
- had they crackled ?
Negative - Interrogative
- had I not crackled ?
- had you not crackled ?
- had she/he/it not crackled ?
- had we not crackled ?
- had you not crackled ?
- had they not crackled ?
PAST PERFECT CONTINUOUS
Affirmative
- I had been crackling
- you had been crackling
- she/he/it had been crackling
- we had been crackling
- you had been crackling
- they had been crackling
Negative
- I had not been crackling
- you had not been crackling
- she/he/it had not been crackling
- we had not been crackling
- you had not been crackling
- they had not been crackling
Interrogative
- had I been crackling ?
- had you been crackling ?
- had she/he/it been crackling ?
- had we been crackling ?
- had you been crackling ?
- had they been crackling ?
Negative - Interrogative
- had I not been crackling ?
- had you not been crackling ?
- had she/he/it not been crackling ?
- had we not been crackling ?
- had you not been crackling ?
- had they not been crackling ?