Altered is the past tense of alter.
The past tense of alter is altered.
"They" is a pronoun. It cannot have a past tense, as it is a word for a group of people or objects, and not an action / verb that can alter from the present tense to the past.
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
"will be" is the future tense of "be". The past tense of "be" is "was/were".
"They" is a pronoun. It cannot have a past tense, as it is a word for a group of people or objects, and not an action / verb that can alter from the present tense to the past.
"Debris" is a noun. It will not a.) turn into a verb or b.) alter to a past tense form.
The past tense verb for the word debris is "debrised."
Alter is a verb.
Alter, Alters, Altering are all different forms of "Alter" in the present tense.
If the verb is regular then you simply add -ed. If the verb is irregular then the past tense is a different word/form. There's no rule in forming it, you simply have to learn the list.
the past tense of am is was and the past tense of has is had
The past tense of get is got. For isn't a verb and so doesn't have a past tense. The past tense of has is had. Had is already the past tense. 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
The past tense of "will" is "would" and the past tense of "be" is "was" or "were" depending on the subject (singular or plural).
Wrote is past tense. It is the past tense of write.Wrote is already a past tense.
The past tense of "finish" is "finished". The past tense of "be" is "was" (singular) or "were" (plural).