SIMPLE PRESENT
Affirmative
- I concern
- you concern
- she/he/it concerns
- we concern
- you concern
- they concern
Negative
- I do not concern
- you do not concern
- she/he/it does not concern
- we do not concern
- you do not concern
- they do not concern
Interrogative
- do I concern ?
- do you concern ?
- does she/he/it concern ?
- do we concern ?
- do you concern ?
- do they concern ?
Negative - Interrogative
- do I not concern ?
- do you not concern ?
- does she/he/it not concern ?
- do we not concern ?
- do you not concern ?
- do they not concern ?
PRESENT CONTINUOUS
Affirmative
- I am concerning
- you are concerning
- she/he/it is concerning
- we are concerning
- you are concerning
- they are concerning
Negative
- I am not concerning
- you are not concerning
- she/he/it is not concerning
- we are not concerning
- you are not concerning
- they are not concerning
Interrogative
- am I concerning ?
- are you concerning ?
- is she/he/it concerning ?
- are we concerning ?
- are you concerning ?
- are they concerning ?
Negative - Interrogative
- am I not concerning ?
- are you not concerning ?
- is she/he/it not concerning ?
- are we not concerning ?
- are you not concerning ?
- are they not concerning ?
SIMPLE PAST
Affirmative
- I concerned
- you concerned
- she/he/it concerned
- we concerned
- you concerned
- they concerned
Negative
- I did not concern
- you did not concern
- she/he/it did not concern
- we did not concern
- you did not concern
- they did not concern
Interrogative
- did I concern ?
- did you concern ?
- did she/he/it concern ?
- did we concern ?
- did you concern ?
- did they concern ?
Negative - Interrogative
- did I not concern ?
- did you not concern ?
- did she/he/it not concern ?
- did we not concern ?
- did you not concern ?
- did they not concern ?
PRESENT PERFECT
Affirmative
- I have concerned
- you have concerned
- she/he/it has concerned
- we have concerned
- you have concerned
- they have concerned
Negative
- I have not concerned
- you have not concerned
- she/he/it has not concerned
- we have not concerned
- you have not concerned
- they have not concerned
Interrogative
- have I concerned ?
- have you concerned ?
- has she/he/it concerned ?
- have we concerned ?
- have you concerned ?
- have they concerned ?
Negative - Interrogative
- have I not concerned ?
- have you not concerned ?
- has she/he/it not concerned ?
- have we not concerned ?
- have you not concerned ?
- have they not concerned ?
PAST CONTINUOUS
Affirmative
- I was concerning
- you were concerning
- she/he/it was concerning
- we were concerning
- you were concerning
- they were concerning
Negative
- I was not concerning
- you were not concerning
- she/he/it was not concerning
- you were not concerning
- you were not concerning
- they were not concerning
Interrogative
- was I concerning ?
- were you concerning ?
- was she/he/it concerning ?
- were we concerning ?
- were you concerning ?
- were they concerning ?
Negative - Interrogative
- was I not concerning ?
- were you not concerning ?
- was she/he/it not concerning ?
- were we not concerning ?
- were you not concerning ?
- were they not concerning ?
PRESENT PERFECT CONTINUOUS
Affirmative
- I have been concerning
- you have been concerning
- she/he/it has been concerning
- we have been concerning
- you have been concerning
- they have been concerning
Negative
- I have not been concerning
- you have not been concerning
- she/he/it has not been concerning
- we have not been concerning
- you have not been concerning
- they have not been concerning
Interrogative
- have I been concerning ?
- have you been concerning ?
- has she/he/it been concerning ?
- have we been concerning ?
- have you been concerning ?
- have they been concerning ?
Negative - Interrogative
- have I not been concerning ?
- have you not been concerning ?
- has she/he/it not been concerning ?
- have we not been concerning ?
- have you not been concerning ?
- have they not been concerning ?
PAST PERFECT
Affirmative
- I had concerned
- you had concerned
- she/he/it had concerned
- we had concerned
- you had concerned
- they had concerned
Negative
- I had not concerned
- you had not concerned
- she/he/it had not concerned
- we had not concerned
- you had not concerned
- they had not concerned
Interrogative
- had I concerned ?
- had you concerned ?
- had she/he/it concerned ?
- had we concerned ?
- had you concerned ?
- had they concerned ?
Negative - Interrogative
- had I not concerned ?
- had you not concerned ?
- had she/he/it not concerned ?
- had we not concerned ?
- had you not concerned ?
- had they not concerned ?
PAST PERFECT CONTINUOUS
Affirmative
- I had been concerning
- you had been concerning
- she/he/it had been concerning
- we had been concerning
- you had been concerning
- they had been concerning
Negative
- I had not been concerning
- you had not been concerning
- she/he/it had not been concerning
- we had not been concerning
- you had not been concerning
- they had not been concerning
Interrogative
- had I been concerning ?
- had you been concerning ?
- had she/he/it been concerning ?
- had we been concerning ?
- had you been concerning ?
- had they been concerning ?
Negative - Interrogative
- had I not been concerning ?
- had you not been concerning ?
- had she/he/it not been concerning ?
- had we not been concerning ?
- had you not been concerning ?
- had they not been concerning ?