SIMPLE PRESENT
Affirmative
- I maintain
- you maintain
- she/he/it maintains
- we maintain
- you maintain
- they maintain
Negative
- I do not maintain
- you do not maintain
- she/he/it does not maintain
- we do not maintain
- you do not maintain
- they do not maintain
Interrogative
- do I maintain ?
- do you maintain ?
- does she/he/it maintain ?
- do we maintain ?
- do you maintain ?
- do they maintain ?
Negative - Interrogative
- do I not maintain ?
- do you not maintain ?
- does she/he/it not maintain ?
- do we not maintain ?
- do you not maintain ?
- do they not maintain ?
PRESENT CONTINUOUS
Affirmative
- I am maintaining
- you are maintaining
- she/he/it is maintaining
- we are maintaining
- you are maintaining
- they are maintaining
Negative
- I am not maintaining
- you are not maintaining
- she/he/it is not maintaining
- we are not maintaining
- you are not maintaining
- they are not maintaining
Interrogative
- am I maintaining ?
- are you maintaining ?
- is she/he/it maintaining ?
- are we maintaining ?
- are you maintaining ?
- are they maintaining ?
Negative - Interrogative
- am I not maintaining ?
- are you not maintaining ?
- is she/he/it not maintaining ?
- are we not maintaining ?
- are you not maintaining ?
- are they not maintaining ?
SIMPLE PAST
Affirmative
- I maintained
- you maintained
- she/he/it maintained
- we maintained
- you maintained
- they maintained
Negative
- I did not maintain
- you did not maintain
- she/he/it did not maintain
- we did not maintain
- you did not maintain
- they did not maintain
Interrogative
- did I maintain ?
- did you maintain ?
- did she/he/it maintain ?
- did we maintain ?
- did you maintain ?
- did they maintain ?
Negative - Interrogative
- did I not maintain ?
- did you not maintain ?
- did she/he/it not maintain ?
- did we not maintain ?
- did you not maintain ?
- did they not maintain ?
PRESENT PERFECT
Affirmative
- I have maintained
- you have maintained
- she/he/it has maintained
- we have maintained
- you have maintained
- they have maintained
Negative
- I have not maintained
- you have not maintained
- she/he/it has not maintained
- we have not maintained
- you have not maintained
- they have not maintained
Interrogative
- have I maintained ?
- have you maintained ?
- has she/he/it maintained ?
- have we maintained ?
- have you maintained ?
- have they maintained ?
Negative - Interrogative
- have I not maintained ?
- have you not maintained ?
- has she/he/it not maintained ?
- have we not maintained ?
- have you not maintained ?
- have they not maintained ?
PAST CONTINUOUS
Affirmative
- I was maintaining
- you were maintaining
- she/he/it was maintaining
- we were maintaining
- you were maintaining
- they were maintaining
Negative
- I was not maintaining
- you were not maintaining
- she/he/it was not maintaining
- you were not maintaining
- you were not maintaining
- they were not maintaining
Interrogative
- was I maintaining ?
- were you maintaining ?
- was she/he/it maintaining ?
- were we maintaining ?
- were you maintaining ?
- were they maintaining ?
Negative - Interrogative
- was I not maintaining ?
- were you not maintaining ?
- was she/he/it not maintaining ?
- were we not maintaining ?
- were you not maintaining ?
- were they not maintaining ?
PRESENT PERFECT CONTINUOUS
Affirmative
- I have been maintaining
- you have been maintaining
- she/he/it has been maintaining
- we have been maintaining
- you have been maintaining
- they have been maintaining
Negative
- I have not been maintaining
- you have not been maintaining
- she/he/it has not been maintaining
- we have not been maintaining
- you have not been maintaining
- they have not been maintaining
Interrogative
- have I been maintaining ?
- have you been maintaining ?
- has she/he/it been maintaining ?
- have we been maintaining ?
- have you been maintaining ?
- have they been maintaining ?
Negative - Interrogative
- have I not been maintaining ?
- have you not been maintaining ?
- has she/he/it not been maintaining ?
- have we not been maintaining ?
- have you not been maintaining ?
- have they not been maintaining ?
PAST PERFECT
Affirmative
- I had maintained
- you had maintained
- she/he/it had maintained
- we had maintained
- you had maintained
- they had maintained
Negative
- I had not maintained
- you had not maintained
- she/he/it had not maintained
- we had not maintained
- you had not maintained
- they had not maintained
Interrogative
- had I maintained ?
- had you maintained ?
- had she/he/it maintained ?
- had we maintained ?
- had you maintained ?
- had they maintained ?
Negative - Interrogative
- had I not maintained ?
- had you not maintained ?
- had she/he/it not maintained ?
- had we not maintained ?
- had you not maintained ?
- had they not maintained ?
PAST PERFECT CONTINUOUS
Affirmative
- I had been maintaining
- you had been maintaining
- she/he/it had been maintaining
- we had been maintaining
- you had been maintaining
- they had been maintaining
Negative
- I had not been maintaining
- you had not been maintaining
- she/he/it had not been maintaining
- we had not been maintaining
- you had not been maintaining
- they had not been maintaining
Interrogative
- had I been maintaining ?
- had you been maintaining ?
- had she/he/it been maintaining ?
- had we been maintaining ?
- had you been maintaining ?
- had they been maintaining ?
Negative - Interrogative
- had I not been maintaining ?
- had you not been maintaining ?
- had she/he/it not been maintaining ?
- had we not been maintaining ?
- had you not been maintaining ?
- had they not been maintaining ?