It depends on the kind of duck. If you're saying duck as in crouch down the term is ducked e.g She ducked quickly as the football flew over her head. If you mean the animal then there is no past tense.
the past tense of am is was and the past tense of has is had
The past tense of "has" is "had" and the past tense of "have" is "had."
Was and were are both the past tense of be. The present tense is: I am he is you are they are The past tense is: I was he was you were they were
Yes, in the sense of 'to put a ring round' and related meanings. 'The naturalist ringed the duck before returning it to the water.' 'The woodcutter ringed the trees that she was going to cut down the following day.'
"will be" is the future tense of "be". The past tense of "be" is "was/were".
ducked
the past tense of am is was and the past tense of has is had
The past tense of "has" is "had" and the past tense of "have" is "had."
Was and were are both the past tense of be. The present tense is: I am he is you are they are The past tense is: I was he was you were they were
Yes, in the sense of 'to put a ring round' and related meanings. 'The naturalist ringed the duck before returning it to the water.' 'The woodcutter ringed the trees that she was going to cut down the following day.'
"will be" is the future tense of "be". The past tense of "be" is "was/were".
The past tense is she did.
The word "were" is past tense. It is the past tense of the verb "to be."
The past tense of "will" is "would". The past tense of "to be" is "was" or "were".
HAD is the Past Tense of TO HAVE.
The past tense of "you will not" is "you would not."
The past tense of "am" is "was" and the past perfect tense of "has" is "had."