The past tense of turn over is "turned over."
The past perfect tense is "had turned over."
No, the past tense is turned.
Turned is the past tense of turn.
The word "takeover" is a noun and so doesn't have a past tense. The past tense of to take over is took over.
Turned
There is no past tense of 'over'. If you said "I am coming over" or "I came over", you use the same word.
No, the past tense is turned.
Turned is the past tense of turn.
The past tense is turned on.
The past tense is turned on.
The past tense is handed over.
Had turned is the past perfect construction. Use had + past participle to create the past perfect tense.
The past tense of "turn off" is "turned off." For example, "I turned off the lights before leaving the room."
You have to turn the verb into past tense
The word "takeover" is a noun and so doesn't have a past tense. The past tense of to take over is took over.
The past tense of turn off is turned off.
Turned
turned