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