SIMPLE PRESENT
Affirmative
- I build up
- you build up
- she/he/it builds up
- we build up
- you build up
- they build up
Negative
- I do not build up
- you do not build up
- she/he/it does not build up
- we do not build up
- you do not build up
- they do not build up
Interrogative
- do I build up ?
- do you build up ?
- does she/he/it build up ?
- do we build up ?
- do you build up ?
- do they build up ?
Negative - Interrogative
- do I not build up ?
- do you not build up ?
- does she/he/it not build up ?
- do we not build up ?
- do you not build up ?
- do they not build up ?
PRESENT CONTINUOUS
Affirmative
- I am building up
- you are building up
- she/he/it is building up
- we are building up
- you are building up
- they are building up
Negative
- I am not building up
- you are not building up
- she/he/it is not building up
- we are not building up
- you are not building up
- they are not building up
Interrogative
- am I building up ?
- are you building up ?
- is she/he/it building up ?
- are we building up ?
- are you building up ?
- are they building up ?
Negative - Interrogative
- am I not building up ?
- are you not building up ?
- is she/he/it not building up ?
- are we not building up ?
- are you not building up ?
- are they not building up ?
SIMPLE PAST
Affirmative
- I built up
- you built up
- she/he/it built up
- we built up
- you built up
- they built up
Negative
- I did not build up
- you did not build up
- she/he/it did not build up
- we did not build up
- you did not build up
- they did not build up
Interrogative
- did I build up ?
- did you build up ?
- did she/he/it build up ?
- did we build up ?
- did you build up ?
- did they build up ?
Negative - Interrogative
- did I not build up ?
- did you not build up ?
- did she/he/it not build up ?
- did we not build up ?
- did you not build up ?
- did they not build up ?
PRESENT PERFECT
Affirmative
- I have built up
- you have built up
- she/he/it has built up
- we have built up
- you have built up
- they have built up
Negative
- I have not built up
- you have not built up
- she/he/it has not built up
- we have not built up
- you have not built up
- they have not built up
Interrogative
- have I built up ?
- have you built up ?
- has she/he/it built up ?
- have we built up ?
- have you built up ?
- have they built up ?
Negative - Interrogative
- have I not built up ?
- have you not built up ?
- has she/he/it not built up ?
- have we not built up ?
- have you not built up ?
- have they not built up ?
PAST CONTINUOUS
Affirmative
- I was building up
- you were building up
- she/he/it was building up
- we were building up
- you were building up
- they were building up
Negative
- I was not building up
- you were not building up
- she/he/it was not building up
- you were not building up
- you were not building up
- they were not building up
Interrogative
- was I building up ?
- were you building up ?
- was she/he/it building up ?
- were we building up ?
- were you building up ?
- were they building up ?
Negative - Interrogative
- was I not building up ?
- were you not building up ?
- was she/he/it not building up ?
- were we not building up ?
- were you not building up ?
- were they not building up ?
PRESENT PERFECT CONTINUOUS
Affirmative
- I have been building up
- you have been building up
- she/he/it has been building up
- we have been building up
- you have been building up
- they have been building up
Negative
- I have not been building up
- you have not been building up
- she/he/it has not been building up
- we have not been building up
- you have not been building up
- they have not been building up
Interrogative
- have I been building up ?
- have you been building up ?
- has she/he/it been building up ?
- have we been building up ?
- have you been building up ?
- have they been building up ?
Negative - Interrogative
- have I not been building up ?
- have you not been building up ?
- has she/he/it not been building up ?
- have we not been building up ?
- have you not been building up ?
- have they not been building up ?
PAST PERFECT
Affirmative
- I had built up
- you had built up
- she/he/it had built up
- we had built up
- you had built up
- they had built up
Negative
- I had not built up
- you had not built up
- she/he/it had not built up
- we had not built up
- you had not built up
- they had not built up
Interrogative
- had I built up ?
- had you built up ?
- had she/he/it built up ?
- had we built up ?
- had you built up ?
- had they built up ?
Negative - Interrogative
- had I not built up ?
- had you not built up ?
- had she/he/it not built up ?
- had we not built up ?
- had you not built up ?
- had they not built up ?
PAST PERFECT CONTINUOUS
Affirmative
- I had been building up
- you had been building up
- she/he/it had been building up
- we had been building up
- you had been building up
- they had been building up
Negative
- I had not been building up
- you had not been building up
- she/he/it had not been building up
- we had not been building up
- you had not been building up
- they had not been building up
Interrogative
- had I been building up ?
- had you been building up ?
- had she/he/it been building up ?
- had we been building up ?
- had you been building up ?
- had they been building up ?
Negative - Interrogative
- had I not been building up ?
- had you not been building up ?
- had she/he/it not been building up ?
- had we not been building up ?
- had you not been building up ?
- had they not been building up ?