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