SIMPLE PRESENT
Affirmative
- I constrain
- you constrain
- she/he/it constrains
- we constrain
- you constrain
- they constrain
Negative
- I do not constrain
- you do not constrain
- she/he/it does not constrain
- we do not constrain
- you do not constrain
- they do not constrain
Interrogative
- do I constrain ?
- do you constrain ?
- does she/he/it constrain ?
- do we constrain ?
- do you constrain ?
- do they constrain ?
Negative - Interrogative
- do I not constrain ?
- do you not constrain ?
- does she/he/it not constrain ?
- do we not constrain ?
- do you not constrain ?
- do they not constrain ?
PRESENT CONTINUOUS
Affirmative
- I am constraining
- you are constraining
- she/he/it is constraining
- we are constraining
- you are constraining
- they are constraining
Negative
- I am not constraining
- you are not constraining
- she/he/it is not constraining
- we are not constraining
- you are not constraining
- they are not constraining
Interrogative
- am I constraining ?
- are you constraining ?
- is she/he/it constraining ?
- are we constraining ?
- are you constraining ?
- are they constraining ?
Negative - Interrogative
- am I not constraining ?
- are you not constraining ?
- is she/he/it not constraining ?
- are we not constraining ?
- are you not constraining ?
- are they not constraining ?
SIMPLE PAST
Affirmative
- I constrained
- you constrained
- she/he/it constrained
- we constrained
- you constrained
- they constrained
Negative
- I did not constrain
- you did not constrain
- she/he/it did not constrain
- we did not constrain
- you did not constrain
- they did not constrain
Interrogative
- did I constrain ?
- did you constrain ?
- did she/he/it constrain ?
- did we constrain ?
- did you constrain ?
- did they constrain ?
Negative - Interrogative
- did I not constrain ?
- did you not constrain ?
- did she/he/it not constrain ?
- did we not constrain ?
- did you not constrain ?
- did they not constrain ?
PRESENT PERFECT
Affirmative
- I have constrained
- you have constrained
- she/he/it has constrained
- we have constrained
- you have constrained
- they have constrained
Negative
- I have not constrained
- you have not constrained
- she/he/it has not constrained
- we have not constrained
- you have not constrained
- they have not constrained
Interrogative
- have I constrained ?
- have you constrained ?
- has she/he/it constrained ?
- have we constrained ?
- have you constrained ?
- have they constrained ?
Negative - Interrogative
- have I not constrained ?
- have you not constrained ?
- has she/he/it not constrained ?
- have we not constrained ?
- have you not constrained ?
- have they not constrained ?
PAST CONTINUOUS
Affirmative
- I was constraining
- you were constraining
- she/he/it was constraining
- we were constraining
- you were constraining
- they were constraining
Negative
- I was not constraining
- you were not constraining
- she/he/it was not constraining
- you were not constraining
- you were not constraining
- they were not constraining
Interrogative
- was I constraining ?
- were you constraining ?
- was she/he/it constraining ?
- were we constraining ?
- were you constraining ?
- were they constraining ?
Negative - Interrogative
- was I not constraining ?
- were you not constraining ?
- was she/he/it not constraining ?
- were we not constraining ?
- were you not constraining ?
- were they not constraining ?
PRESENT PERFECT CONTINUOUS
Affirmative
- I have been constraining
- you have been constraining
- she/he/it has been constraining
- we have been constraining
- you have been constraining
- they have been constraining
Negative
- I have not been constraining
- you have not been constraining
- she/he/it has not been constraining
- we have not been constraining
- you have not been constraining
- they have not been constraining
Interrogative
- have I been constraining ?
- have you been constraining ?
- has she/he/it been constraining ?
- have we been constraining ?
- have you been constraining ?
- have they been constraining ?
Negative - Interrogative
- have I not been constraining ?
- have you not been constraining ?
- has she/he/it not been constraining ?
- have we not been constraining ?
- have you not been constraining ?
- have they not been constraining ?
PAST PERFECT
Affirmative
- I had constrained
- you had constrained
- she/he/it had constrained
- we had constrained
- you had constrained
- they had constrained
Negative
- I had not constrained
- you had not constrained
- she/he/it had not constrained
- we had not constrained
- you had not constrained
- they had not constrained
Interrogative
- had I constrained ?
- had you constrained ?
- had she/he/it constrained ?
- had we constrained ?
- had you constrained ?
- had they constrained ?
Negative - Interrogative
- had I not constrained ?
- had you not constrained ?
- had she/he/it not constrained ?
- had we not constrained ?
- had you not constrained ?
- had they not constrained ?
PAST PERFECT CONTINUOUS
Affirmative
- I had been constraining
- you had been constraining
- she/he/it had been constraining
- we had been constraining
- you had been constraining
- they had been constraining
Negative
- I had not been constraining
- you had not been constraining
- she/he/it had not been constraining
- we had not been constraining
- you had not been constraining
- they had not been constraining
Interrogative
- had I been constraining ?
- had you been constraining ?
- had she/he/it been constraining ?
- had we been constraining ?
- had you been constraining ?
- had they been constraining ?
Negative - Interrogative
- had I not been constraining ?
- had you not been constraining ?
- had she/he/it not been constraining ?
- had we not been constraining ?
- had you not been constraining ?
- had they not been constraining ?