SIMPLE PRESENT
Affirmative
- I backfire
- you backfire
- she/he/it backfires
- we backfire
- you backfire
- they backfire
Negative
- I do not backfire
- you do not backfire
- she/he/it does not backfire
- we do not backfire
- you do not backfire
- they do not backfire
Interrogative
- do I backfire ?
- do you backfire ?
- does she/he/it backfire ?
- do we backfire ?
- do you backfire ?
- do they backfire ?
Negative - Interrogative
- do I not backfire ?
- do you not backfire ?
- does she/he/it not backfire ?
- do we not backfire ?
- do you not backfire ?
- do they not backfire ?
PRESENT CONTINUOUS
Affirmative
- I am backfiring
- you are backfiring
- she/he/it is backfiring
- we are backfiring
- you are backfiring
- they are backfiring
Negative
- I am not backfiring
- you are not backfiring
- she/he/it is not backfiring
- we are not backfiring
- you are not backfiring
- they are not backfiring
Interrogative
- am I backfiring ?
- are you backfiring ?
- is she/he/it backfiring ?
- are we backfiring ?
- are you backfiring ?
- are they backfiring ?
Negative - Interrogative
- am I not backfiring ?
- are you not backfiring ?
- is she/he/it not backfiring ?
- are we not backfiring ?
- are you not backfiring ?
- are they not backfiring ?
SIMPLE PAST
Affirmative
- I backfired
- you backfired
- she/he/it backfired
- we backfired
- you backfired
- they backfired
Negative
- I did not backfire
- you did not backfire
- she/he/it did not backfire
- we did not backfire
- you did not backfire
- they did not backfire
Interrogative
- did I backfire ?
- did you backfire ?
- did she/he/it backfire ?
- did we backfire ?
- did you backfire ?
- did they backfire ?
Negative - Interrogative
- did I not backfire ?
- did you not backfire ?
- did she/he/it not backfire ?
- did we not backfire ?
- did you not backfire ?
- did they not backfire ?
PRESENT PERFECT
Affirmative
- I have backfired
- you have backfired
- she/he/it has backfired
- we have backfired
- you have backfired
- they have backfired
Negative
- I have not backfired
- you have not backfired
- she/he/it has not backfired
- we have not backfired
- you have not backfired
- they have not backfired
Interrogative
- have I backfired ?
- have you backfired ?
- has she/he/it backfired ?
- have we backfired ?
- have you backfired ?
- have they backfired ?
Negative - Interrogative
- have I not backfired ?
- have you not backfired ?
- has she/he/it not backfired ?
- have we not backfired ?
- have you not backfired ?
- have they not backfired ?
PAST CONTINUOUS
Affirmative
- I was backfiring
- you were backfiring
- she/he/it was backfiring
- we were backfiring
- you were backfiring
- they were backfiring
Negative
- I was not backfiring
- you were not backfiring
- she/he/it was not backfiring
- you were not backfiring
- you were not backfiring
- they were not backfiring
Interrogative
- was I backfiring ?
- were you backfiring ?
- was she/he/it backfiring ?
- were we backfiring ?
- were you backfiring ?
- were they backfiring ?
Negative - Interrogative
- was I not backfiring ?
- were you not backfiring ?
- was she/he/it not backfiring ?
- were we not backfiring ?
- were you not backfiring ?
- were they not backfiring ?
PRESENT PERFECT CONTINUOUS
Affirmative
- I have been backfiring
- you have been backfiring
- she/he/it has been backfiring
- we have been backfiring
- you have been backfiring
- they have been backfiring
Negative
- I have not been backfiring
- you have not been backfiring
- she/he/it has not been backfiring
- we have not been backfiring
- you have not been backfiring
- they have not been backfiring
Interrogative
- have I been backfiring ?
- have you been backfiring ?
- has she/he/it been backfiring ?
- have we been backfiring ?
- have you been backfiring ?
- have they been backfiring ?
Negative - Interrogative
- have I not been backfiring ?
- have you not been backfiring ?
- has she/he/it not been backfiring ?
- have we not been backfiring ?
- have you not been backfiring ?
- have they not been backfiring ?
PAST PERFECT
Affirmative
- I had backfired
- you had backfired
- she/he/it had backfired
- we had backfired
- you had backfired
- they had backfired
Negative
- I had not backfired
- you had not backfired
- she/he/it had not backfired
- we had not backfired
- you had not backfired
- they had not backfired
Interrogative
- had I backfired ?
- had you backfired ?
- had she/he/it backfired ?
- had we backfired ?
- had you backfired ?
- had they backfired ?
Negative - Interrogative
- had I not backfired ?
- had you not backfired ?
- had she/he/it not backfired ?
- had we not backfired ?
- had you not backfired ?
- had they not backfired ?
PAST PERFECT CONTINUOUS
Affirmative
- I had been backfiring
- you had been backfiring
- she/he/it had been backfiring
- we had been backfiring
- you had been backfiring
- they had been backfiring
Negative
- I had not been backfiring
- you had not been backfiring
- she/he/it had not been backfiring
- we had not been backfiring
- you had not been backfiring
- they had not been backfiring
Interrogative
- had I been backfiring ?
- had you been backfiring ?
- had she/he/it been backfiring ?
- had we been backfiring ?
- had you been backfiring ?
- had they been backfiring ?
Negative - Interrogative
- had I not been backfiring ?
- had you not been backfiring ?
- had she/he/it not been backfiring ?
- had we not been backfiring ?
- had you not been backfiring ?
- had they not been backfiring ?