SIMPLE PRESENT
Affirmative
- I barf
- you barf
- she/he/it barfs
- we barf
- you barf
- they barf
Negative
- I do not barf
- you do not barf
- she/he/it does not barf
- we do not barf
- you do not barf
- they do not barf
Interrogative
- do I barf ?
- do you barf ?
- does she/he/it barf ?
- do we barf ?
- do you barf ?
- do they barf ?
Negative - Interrogative
- do I not barf ?
- do you not barf ?
- does she/he/it not barf ?
- do we not barf ?
- do you not barf ?
- do they not barf ?
PRESENT CONTINUOUS
Affirmative
- I am barfing
- you are barfing
- she/he/it is barfing
- we are barfing
- you are barfing
- they are barfing
Negative
- I am not barfing
- you are not barfing
- she/he/it is not barfing
- we are not barfing
- you are not barfing
- they are not barfing
Interrogative
- am I barfing ?
- are you barfing ?
- is she/he/it barfing ?
- are we barfing ?
- are you barfing ?
- are they barfing ?
Negative - Interrogative
- am I not barfing ?
- are you not barfing ?
- is she/he/it not barfing ?
- are we not barfing ?
- are you not barfing ?
- are they not barfing ?
SIMPLE PAST
Affirmative
- I barfed
- you barfed
- she/he/it barfed
- we barfed
- you barfed
- they barfed
Negative
- I did not barf
- you did not barf
- she/he/it did not barf
- we did not barf
- you did not barf
- they did not barf
Interrogative
- did I barf ?
- did you barf ?
- did she/he/it barf ?
- did we barf ?
- did you barf ?
- did they barf ?
Negative - Interrogative
- did I not barf ?
- did you not barf ?
- did she/he/it not barf ?
- did we not barf ?
- did you not barf ?
- did they not barf ?
PRESENT PERFECT
Affirmative
- I have barfed
- you have barfed
- she/he/it has barfed
- we have barfed
- you have barfed
- they have barfed
Negative
- I have not barfed
- you have not barfed
- she/he/it has not barfed
- we have not barfed
- you have not barfed
- they have not barfed
Interrogative
- have I barfed ?
- have you barfed ?
- has she/he/it barfed ?
- have we barfed ?
- have you barfed ?
- have they barfed ?
Negative - Interrogative
- have I not barfed ?
- have you not barfed ?
- has she/he/it not barfed ?
- have we not barfed ?
- have you not barfed ?
- have they not barfed ?
PAST CONTINUOUS
Affirmative
- I was barfing
- you were barfing
- she/he/it was barfing
- we were barfing
- you were barfing
- they were barfing
Negative
- I was not barfing
- you were not barfing
- she/he/it was not barfing
- you were not barfing
- you were not barfing
- they were not barfing
Interrogative
- was I barfing ?
- were you barfing ?
- was she/he/it barfing ?
- were we barfing ?
- were you barfing ?
- were they barfing ?
Negative - Interrogative
- was I not barfing ?
- were you not barfing ?
- was she/he/it not barfing ?
- were we not barfing ?
- were you not barfing ?
- were they not barfing ?
PRESENT PERFECT CONTINUOUS
Affirmative
- I have been barfing
- you have been barfing
- she/he/it has been barfing
- we have been barfing
- you have been barfing
- they have been barfing
Negative
- I have not been barfing
- you have not been barfing
- she/he/it has not been barfing
- we have not been barfing
- you have not been barfing
- they have not been barfing
Interrogative
- have I been barfing ?
- have you been barfing ?
- has she/he/it been barfing ?
- have we been barfing ?
- have you been barfing ?
- have they been barfing ?
Negative - Interrogative
- have I not been barfing ?
- have you not been barfing ?
- has she/he/it not been barfing ?
- have we not been barfing ?
- have you not been barfing ?
- have they not been barfing ?
PAST PERFECT
Affirmative
- I had barfed
- you had barfed
- she/he/it had barfed
- we had barfed
- you had barfed
- they had barfed
Negative
- I had not barfed
- you had not barfed
- she/he/it had not barfed
- we had not barfed
- you had not barfed
- they had not barfed
Interrogative
- had I barfed ?
- had you barfed ?
- had she/he/it barfed ?
- had we barfed ?
- had you barfed ?
- had they barfed ?
Negative - Interrogative
- had I not barfed ?
- had you not barfed ?
- had she/he/it not barfed ?
- had we not barfed ?
- had you not barfed ?
- had they not barfed ?
PAST PERFECT CONTINUOUS
Affirmative
- I had been barfing
- you had been barfing
- she/he/it had been barfing
- we had been barfing
- you had been barfing
- they had been barfing
Negative
- I had not been barfing
- you had not been barfing
- she/he/it had not been barfing
- we had not been barfing
- you had not been barfing
- they had not been barfing
Interrogative
- had I been barfing ?
- had you been barfing ?
- had she/he/it been barfing ?
- had we been barfing ?
- had you been barfing ?
- had they been barfing ?
Negative - Interrogative
- had I not been barfing ?
- had you not been barfing ?
- had she/he/it not been barfing ?
- had we not been barfing ?
- had you not been barfing ?
- had they not been barfing ?