SIMPLE PRESENT
Affirmative
- I acidify
- you acidify
- she/he/it acidifies
- we acidify
- you acidify
- they acidify
Negative
- I do not acidify
- you do not acidify
- she/he/it does not acidify
- we do not acidify
- you do not acidify
- they do not acidify
Interrogative
- do I acidify ?
- do you acidify ?
- does she/he/it acidify ?
- do we acidify ?
- do you acidify ?
- do they acidify ?
Negative - Interrogative
- do I not acidify ?
- do you not acidify ?
- does she/he/it not acidify ?
- do we not acidify ?
- do you not acidify ?
- do they not acidify ?
PRESENT CONTINUOUS
Affirmative
- I am acidifying
- you are acidifying
- she/he/it is acidifying
- we are acidifying
- you are acidifying
- they are acidifying
Negative
- I am not acidifying
- you are not acidifying
- she/he/it is not acidifying
- we are not acidifying
- you are not acidifying
- they are not acidifying
Interrogative
- am I acidifying ?
- are you acidifying ?
- is she/he/it acidifying ?
- are we acidifying ?
- are you acidifying ?
- are they acidifying ?
Negative - Interrogative
- am I not acidifying ?
- are you not acidifying ?
- is she/he/it not acidifying ?
- are we not acidifying ?
- are you not acidifying ?
- are they not acidifying ?
SIMPLE PAST
Affirmative
- I acidified
- you acidified
- she/he/it acidified
- we acidified
- you acidified
- they acidified
Negative
- I did not acidify
- you did not acidify
- she/he/it did not acidify
- we did not acidify
- you did not acidify
- they did not acidify
Interrogative
- did I acidify ?
- did you acidify ?
- did she/he/it acidify ?
- did we acidify ?
- did you acidify ?
- did they acidify ?
Negative - Interrogative
- did I not acidify ?
- did you not acidify ?
- did she/he/it not acidify ?
- did we not acidify ?
- did you not acidify ?
- did they not acidify ?
PRESENT PERFECT
Affirmative
- I have acidified
- you have acidified
- she/he/it has acidified
- we have acidified
- you have acidified
- they have acidified
Negative
- I have not acidified
- you have not acidified
- she/he/it has not acidified
- we have not acidified
- you have not acidified
- they have not acidified
Interrogative
- have I acidified ?
- have you acidified ?
- has she/he/it acidified ?
- have we acidified ?
- have you acidified ?
- have they acidified ?
Negative - Interrogative
- have I not acidified ?
- have you not acidified ?
- has she/he/it not acidified ?
- have we not acidified ?
- have you not acidified ?
- have they not acidified ?
PAST CONTINUOUS
Affirmative
- I was acidifying
- you were acidifying
- she/he/it was acidifying
- we were acidifying
- you were acidifying
- they were acidifying
Negative
- I was not acidifying
- you were not acidifying
- she/he/it was not acidifying
- you were not acidifying
- you were not acidifying
- they were not acidifying
Interrogative
- was I acidifying ?
- were you acidifying ?
- was she/he/it acidifying ?
- were we acidifying ?
- were you acidifying ?
- were they acidifying ?
Negative - Interrogative
- was I not acidifying ?
- were you not acidifying ?
- was she/he/it not acidifying ?
- were we not acidifying ?
- were you not acidifying ?
- were they not acidifying ?
PRESENT PERFECT CONTINUOUS
Affirmative
- I have been acidifying
- you have been acidifying
- she/he/it has been acidifying
- we have been acidifying
- you have been acidifying
- they have been acidifying
Negative
- I have not been acidifying
- you have not been acidifying
- she/he/it has not been acidifying
- we have not been acidifying
- you have not been acidifying
- they have not been acidifying
Interrogative
- have I been acidifying ?
- have you been acidifying ?
- has she/he/it been acidifying ?
- have we been acidifying ?
- have you been acidifying ?
- have they been acidifying ?
Negative - Interrogative
- have I not been acidifying ?
- have you not been acidifying ?
- has she/he/it not been acidifying ?
- have we not been acidifying ?
- have you not been acidifying ?
- have they not been acidifying ?
PAST PERFECT
Affirmative
- I had acidified
- you had acidified
- she/he/it had acidified
- we had acidified
- you had acidified
- they had acidified
Negative
- I had not acidified
- you had not acidified
- she/he/it had not acidified
- we had not acidified
- you had not acidified
- they had not acidified
Interrogative
- had I acidified ?
- had you acidified ?
- had she/he/it acidified ?
- had we acidified ?
- had you acidified ?
- had they acidified ?
Negative - Interrogative
- had I not acidified ?
- had you not acidified ?
- had she/he/it not acidified ?
- had we not acidified ?
- had you not acidified ?
- had they not acidified ?
PAST PERFECT CONTINUOUS
Affirmative
- I had been acidifying
- you had been acidifying
- she/he/it had been acidifying
- we had been acidifying
- you had been acidifying
- they had been acidifying
Negative
- I had not been acidifying
- you had not been acidifying
- she/he/it had not been acidifying
- we had not been acidifying
- you had not been acidifying
- they had not been acidifying
Interrogative
- had I been acidifying ?
- had you been acidifying ?
- had she/he/it been acidifying ?
- had we been acidifying ?
- had you been acidifying ?
- had they been acidifying ?
Negative - Interrogative
- had I not been acidifying ?
- had you not been acidifying ?
- had she/he/it not been acidifying ?
- had we not been acidifying ?
- had you not been acidifying ?
- had they not been acidifying ?