zoned off
The past tense is "stood off".
The past tense of "drop off" would be "dropped off".
The past tense of "tear off" is "tore off."
The past tense of "sign off" is "signed off."
The past tense of 'hold off' would be 'held off.'
"Had struck off" is the past perfect tense.
The past tense of "turn off" is "turned off." For example, "I turned off the lights before leaving the room."
The past tense of the compound verb "lay off" is "laid off."
The past tense of say is said.
The word off doesn't have a past tense. Only verbs have tenses.
"Set off" does not have a past tense. The verb of it (to set off, did set off, will set off, have set off, had set off, ect.) will change based on the tense it is in.
The past tense of turn off is turned off.