The past tense of beset is beset. It is an irregular verb.
The past tense verb for "do" is "did."
By is not a verb and does not have a past tense. Buy is a verb, and the past tense is bought.
The past tense of the verb 'am' is 'was' or 'were.' The verb 'am' is derived from the verb 'to be.'
No - a past tense verb is a past tense verb, nothing to do with nouns.
The verb is still "to be", regardless of the tense. It is an irregular verb, and the past tense forms are was for I and he/she/it, and were for we, you, and they.
Departure is not a verb and does not have a past tense. Depart is a verb, and the past tense is departed.
Inactive is not a verb and does not have a past tense. Inactivate is a verb, and the past tense is inactivated.
Slept is the past tense of the verb sleep, so there is no past tense for it.
"Past" is not a verb, therefore it cannot have a past tense. "Passed" is a verb, in the past tense.
Planned is a verb. It is the past tense of plan.
"These" is not a verb and does not have a past tense.
were is the past tense for are.