SIMPLE PRESENT
Affirmative
- I underrun
- you underrun
- she/he/it underruns
- we underrun
- you underrun
- they underrun
Negative
- I do not underrun
- you do not underrun
- she/he/it does not underrun
- we do not underrun
- you do not underrun
- they do not underrun
Interrogative
- do I underrun ?
- do you underrun ?
- does she/he/it underrun ?
- do we underrun ?
- do you underrun ?
- do they underrun ?
Negative - Interrogative
- do I not underrun ?
- do you not underrun ?
- does she/he/it not underrun ?
- do we not underrun ?
- do you not underrun ?
- do they not underrun ?
PRESENT CONTINUOUS
Affirmative
- I am underrunning
- you are underrunning
- she/he/it is underrunning
- we are underrunning
- you are underrunning
- they are underrunning
Negative
- I am not underrunning
- you are not underrunning
- she/he/it is not underrunning
- we are not underrunning
- you are not underrunning
- they are not underrunning
Interrogative
- am I underrunning ?
- are you underrunning ?
- is she/he/it underrunning ?
- are we underrunning ?
- are you underrunning ?
- are they underrunning ?
Negative - Interrogative
- am I not underrunning ?
- are you not underrunning ?
- is she/he/it not underrunning ?
- are we not underrunning ?
- are you not underrunning ?
- are they not underrunning ?
SIMPLE PAST
Affirmative
- I underran
- you underran
- she/he/it underran
- we underran
- you underran
- they underran
Negative
- I did not underrun
- you did not underrun
- she/he/it did not underrun
- we did not underrun
- you did not underrun
- they did not underrun
Interrogative
- did I underrun ?
- did you underrun ?
- did she/he/it underrun ?
- did we underrun ?
- did you underrun ?
- did they underrun ?
Negative - Interrogative
- did I not underrun ?
- did you not underrun ?
- did she/he/it not underrun ?
- did we not underrun ?
- did you not underrun ?
- did they not underrun ?
PRESENT PERFECT
Affirmative
- I have underrun
- you have underrun
- she/he/it has underrun
- we have underrun
- you have underrun
- they have underrun
Negative
- I have not underrun
- you have not underrun
- she/he/it has not underrun
- we have not underrun
- you have not underrun
- they have not underrun
Interrogative
- have I underrun ?
- have you underrun ?
- has she/he/it underrun ?
- have we underrun ?
- have you underrun ?
- have they underrun ?
Negative - Interrogative
- have I not underrun ?
- have you not underrun ?
- has she/he/it not underrun ?
- have we not underrun ?
- have you not underrun ?
- have they not underrun ?
PAST CONTINUOUS
Affirmative
- I was underrunning
- you were underrunning
- she/he/it was underrunning
- we were underrunning
- you were underrunning
- they were underrunning
Negative
- I was not underrunning
- you were not underrunning
- she/he/it was not underrunning
- you were not underrunning
- you were not underrunning
- they were not underrunning
Interrogative
- was I underrunning ?
- were you underrunning ?
- was she/he/it underrunning ?
- were we underrunning ?
- were you underrunning ?
- were they underrunning ?
Negative - Interrogative
- was I not underrunning ?
- were you not underrunning ?
- was she/he/it not underrunning ?
- were we not underrunning ?
- were you not underrunning ?
- were they not underrunning ?
PRESENT PERFECT CONTINUOUS
Affirmative
- I have been underrunning
- you have been underrunning
- she/he/it has been underrunning
- we have been underrunning
- you have been underrunning
- they have been underrunning
Negative
- I have not been underrunning
- you have not been underrunning
- she/he/it has not been underrunning
- we have not been underrunning
- you have not been underrunning
- they have not been underrunning
Interrogative
- have I been underrunning ?
- have you been underrunning ?
- has she/he/it been underrunning ?
- have we been underrunning ?
- have you been underrunning ?
- have they been underrunning ?
Negative - Interrogative
- have I not been underrunning ?
- have you not been underrunning ?
- has she/he/it not been underrunning ?
- have we not been underrunning ?
- have you not been underrunning ?
- have they not been underrunning ?
PAST PERFECT
Affirmative
- I had underrun
- you had underrun
- she/he/it had underrun
- we had underrun
- you had underrun
- they had underrun
Negative
- I had not underrun
- you had not underrun
- she/he/it had not underrun
- we had not underrun
- you had not underrun
- they had not underrun
Interrogative
- had I underrun ?
- had you underrun ?
- had she/he/it underrun ?
- had we underrun ?
- had you underrun ?
- had they underrun ?
Negative - Interrogative
- had I not underrun ?
- had you not underrun ?
- had she/he/it not underrun ?
- had we not underrun ?
- had you not underrun ?
- had they not underrun ?
PAST PERFECT CONTINUOUS
Affirmative
- I had been underrunning
- you had been underrunning
- she/he/it had been underrunning
- we had been underrunning
- you had been underrunning
- they had been underrunning
Negative
- I had not been underrunning
- you had not been underrunning
- she/he/it had not been underrunning
- we had not been underrunning
- you had not been underrunning
- they had not been underrunning
Interrogative
- had I been underrunning ?
- had you been underrunning ?
- had she/he/it been underrunning ?
- had we been underrunning ?
- had you been underrunning ?
- had they been underrunning ?
Negative - Interrogative
- had I not been underrunning ?
- had you not been underrunning ?
- had she/he/it not been underrunning ?
- had we not been underrunning ?
- had you not been underrunning ?
- had they not been underrunning ?