SIMPLE PRESENT
Affirmative
- I stifle
- you stifle
- she/he/it stifles
- we stifle
- you stifle
- they stifle
Negative
- I do not stifle
- you do not stifle
- she/he/it does not stifle
- we do not stifle
- you do not stifle
- they do not stifle
Interrogative
- do I stifle ?
- do you stifle ?
- does she/he/it stifle ?
- do we stifle ?
- do you stifle ?
- do they stifle ?
Negative - Interrogative
- do I not stifle ?
- do you not stifle ?
- does she/he/it not stifle ?
- do we not stifle ?
- do you not stifle ?
- do they not stifle ?
PRESENT CONTINUOUS
Affirmative
- I am stifling
- you are stifling
- she/he/it is stifling
- we are stifling
- you are stifling
- they are stifling
Negative
- I am not stifling
- you are not stifling
- she/he/it is not stifling
- we are not stifling
- you are not stifling
- they are not stifling
Interrogative
- am I stifling ?
- are you stifling ?
- is she/he/it stifling ?
- are we stifling ?
- are you stifling ?
- are they stifling ?
Negative - Interrogative
- am I not stifling ?
- are you not stifling ?
- is she/he/it not stifling ?
- are we not stifling ?
- are you not stifling ?
- are they not stifling ?
SIMPLE PAST
Affirmative
- I stifled
- you stifled
- she/he/it stifled
- we stifled
- you stifled
- they stifled
Negative
- I did not stifle
- you did not stifle
- she/he/it did not stifle
- we did not stifle
- you did not stifle
- they did not stifle
Interrogative
- did I stifle ?
- did you stifle ?
- did she/he/it stifle ?
- did we stifle ?
- did you stifle ?
- did they stifle ?
Negative - Interrogative
- did I not stifle ?
- did you not stifle ?
- did she/he/it not stifle ?
- did we not stifle ?
- did you not stifle ?
- did they not stifle ?
PRESENT PERFECT
Affirmative
- I have stifled
- you have stifled
- she/he/it has stifled
- we have stifled
- you have stifled
- they have stifled
Negative
- I have not stifled
- you have not stifled
- she/he/it has not stifled
- we have not stifled
- you have not stifled
- they have not stifled
Interrogative
- have I stifled ?
- have you stifled ?
- has she/he/it stifled ?
- have we stifled ?
- have you stifled ?
- have they stifled ?
Negative - Interrogative
- have I not stifled ?
- have you not stifled ?
- has she/he/it not stifled ?
- have we not stifled ?
- have you not stifled ?
- have they not stifled ?
PAST CONTINUOUS
Affirmative
- I was stifling
- you were stifling
- she/he/it was stifling
- we were stifling
- you were stifling
- they were stifling
Negative
- I was not stifling
- you were not stifling
- she/he/it was not stifling
- you were not stifling
- you were not stifling
- they were not stifling
Interrogative
- was I stifling ?
- were you stifling ?
- was she/he/it stifling ?
- were we stifling ?
- were you stifling ?
- were they stifling ?
Negative - Interrogative
- was I not stifling ?
- were you not stifling ?
- was she/he/it not stifling ?
- were we not stifling ?
- were you not stifling ?
- were they not stifling ?
PRESENT PERFECT CONTINUOUS
Affirmative
- I have been stifling
- you have been stifling
- she/he/it has been stifling
- we have been stifling
- you have been stifling
- they have been stifling
Negative
- I have not been stifling
- you have not been stifling
- she/he/it has not been stifling
- we have not been stifling
- you have not been stifling
- they have not been stifling
Interrogative
- have I been stifling ?
- have you been stifling ?
- has she/he/it been stifling ?
- have we been stifling ?
- have you been stifling ?
- have they been stifling ?
Negative - Interrogative
- have I not been stifling ?
- have you not been stifling ?
- has she/he/it not been stifling ?
- have we not been stifling ?
- have you not been stifling ?
- have they not been stifling ?
PAST PERFECT
Affirmative
- I had stifled
- you had stifled
- she/he/it had stifled
- we had stifled
- you had stifled
- they had stifled
Negative
- I had not stifled
- you had not stifled
- she/he/it had not stifled
- we had not stifled
- you had not stifled
- they had not stifled
Interrogative
- had I stifled ?
- had you stifled ?
- had she/he/it stifled ?
- had we stifled ?
- had you stifled ?
- had they stifled ?
Negative - Interrogative
- had I not stifled ?
- had you not stifled ?
- had she/he/it not stifled ?
- had we not stifled ?
- had you not stifled ?
- had they not stifled ?
PAST PERFECT CONTINUOUS
Affirmative
- I had been stifling
- you had been stifling
- she/he/it had been stifling
- we had been stifling
- you had been stifling
- they had been stifling
Negative
- I had not been stifling
- you had not been stifling
- she/he/it had not been stifling
- we had not been stifling
- you had not been stifling
- they had not been stifling
Interrogative
- had I been stifling ?
- had you been stifling ?
- had she/he/it been stifling ?
- had we been stifling ?
- had you been stifling ?
- had they been stifling ?
Negative - Interrogative
- had I not been stifling ?
- had you not been stifling ?
- had she/he/it not been stifling ?
- had we not been stifling ?
- had you not been stifling ?
- had they not been stifling ?