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