I planned, or I have planned, or I did plan
The term "planned" is the past tense of the verb "plan." It indicates that an action was intended or arranged at a specific time in the past. It refers to an action that was planned and completed before the current time.
The past tense of "plan" is "planned." The future tense of "plan" is "will plan."
planned
The past tense of "plan" is "planned." The future tense of "plan" is "will plan."
Planed is the past-tense of the verb To Plane. Unless you mean Planned, then it would still be a past-tense of the verb To Plan
The past tense of "plan" is "planned." The future tense of "plan" is "will plan."
The past perfect tense of "to plan" is "had planned." For example, "I had planned to go to the concert last night, but I couldn't make it."
The past tense of "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 verb for "be" is "was" or "were" depending on the subject.
The past tense of the verb 'am' is 'was' or 'were.' The verb 'am' is derived from the verb 'to be.'
The future tense of the verb "plan" is "will plan".