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