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