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