SIMPLE PRESENT
Affirmative
- I operate
- you operate
- she/he/it operates
- we operate
- you operate
- they operate
Negative
- I do not operate
- you do not operate
- she/he/it does not operate
- we do not operate
- you do not operate
- they do not operate
Interrogative
- do I operate ?
- do you operate ?
- does she/he/it operate ?
- do we operate ?
- do you operate ?
- do they operate ?
Negative - Interrogative
- do I not operate ?
- do you not operate ?
- does she/he/it not operate ?
- do we not operate ?
- do you not operate ?
- do they not operate ?
PRESENT CONTINUOUS
Affirmative
- I am operating
- you are operating
- she/he/it is operating
- we are operating
- you are operating
- they are operating
Negative
- I am not operating
- you are not operating
- she/he/it is not operating
- we are not operating
- you are not operating
- they are not operating
Interrogative
- am I operating ?
- are you operating ?
- is she/he/it operating ?
- are we operating ?
- are you operating ?
- are they operating ?
Negative - Interrogative
- am I not operating ?
- are you not operating ?
- is she/he/it not operating ?
- are we not operating ?
- are you not operating ?
- are they not operating ?
SIMPLE PAST
Affirmative
- I operated
- you operated
- she/he/it operated
- we operated
- you operated
- they operated
Negative
- I did not operate
- you did not operate
- she/he/it did not operate
- we did not operate
- you did not operate
- they did not operate
Interrogative
- did I operate ?
- did you operate ?
- did she/he/it operate ?
- did we operate ?
- did you operate ?
- did they operate ?
Negative - Interrogative
- did I not operate ?
- did you not operate ?
- did she/he/it not operate ?
- did we not operate ?
- did you not operate ?
- did they not operate ?
PRESENT PERFECT
Affirmative
- I have operated
- you have operated
- she/he/it has operated
- we have operated
- you have operated
- they have operated
Negative
- I have not operated
- you have not operated
- she/he/it has not operated
- we have not operated
- you have not operated
- they have not operated
Interrogative
- have I operated ?
- have you operated ?
- has she/he/it operated ?
- have we operated ?
- have you operated ?
- have they operated ?
Negative - Interrogative
- have I not operated ?
- have you not operated ?
- has she/he/it not operated ?
- have we not operated ?
- have you not operated ?
- have they not operated ?
PAST CONTINUOUS
Affirmative
- I was operating
- you were operating
- she/he/it was operating
- we were operating
- you were operating
- they were operating
Negative
- I was not operating
- you were not operating
- she/he/it was not operating
- you were not operating
- you were not operating
- they were not operating
Interrogative
- was I operating ?
- were you operating ?
- was she/he/it operating ?
- were we operating ?
- were you operating ?
- were they operating ?
Negative - Interrogative
- was I not operating ?
- were you not operating ?
- was she/he/it not operating ?
- were we not operating ?
- were you not operating ?
- were they not operating ?
PRESENT PERFECT CONTINUOUS
Affirmative
- I have been operating
- you have been operating
- she/he/it has been operating
- we have been operating
- you have been operating
- they have been operating
Negative
- I have not been operating
- you have not been operating
- she/he/it has not been operating
- we have not been operating
- you have not been operating
- they have not been operating
Interrogative
- have I been operating ?
- have you been operating ?
- has she/he/it been operating ?
- have we been operating ?
- have you been operating ?
- have they been operating ?
Negative - Interrogative
- have I not been operating ?
- have you not been operating ?
- has she/he/it not been operating ?
- have we not been operating ?
- have you not been operating ?
- have they not been operating ?
PAST PERFECT
Affirmative
- I had operated
- you had operated
- she/he/it had operated
- we had operated
- you had operated
- they had operated
Negative
- I had not operated
- you had not operated
- she/he/it had not operated
- we had not operated
- you had not operated
- they had not operated
Interrogative
- had I operated ?
- had you operated ?
- had she/he/it operated ?
- had we operated ?
- had you operated ?
- had they operated ?
Negative - Interrogative
- had I not operated ?
- had you not operated ?
- had she/he/it not operated ?
- had we not operated ?
- had you not operated ?
- had they not operated ?
PAST PERFECT CONTINUOUS
Affirmative
- I had been operating
- you had been operating
- she/he/it had been operating
- we had been operating
- you had been operating
- they had been operating
Negative
- I had not been operating
- you had not been operating
- she/he/it had not been operating
- we had not been operating
- you had not been operating
- they had not been operating
Interrogative
- had I been operating ?
- had you been operating ?
- had she/he/it been operating ?
- had we been operating ?
- had you been operating ?
- had they been operating ?
Negative - Interrogative
- had I not been operating ?
- had you not been operating ?
- had she/he/it not been operating ?
- had we not been operating ?
- had you not been operating ?
- had they not been operating ?