"I was sleeping" or "I slept".
The past progressive tense of "sleep" is "was sleeping" or "were sleeping." It is formed by using the past tense of "to be" (was/were) and the present participle form of "sleeping."
Past progressive tense for "sleep":I was sleepingWe were sleepingYou were sleepingHe/she was sleepingThey were sleeping
I/he/she/it was sleeping. You/we/they were sleeping.
The verb "were sleeping" is in the past continuous tense.
Past progressive is formed with -- was/were + present participle was sleeping were sleeping
Was/were sleeping.
was (the cat is sleeping) (the cat was sleeping)
was/were sleeping = Past Continuous Tense
The past progressive tense of sleep is was/were sleeping.I was sleepingWe were sleepingYou were sleepingHe/She/It was sleepingThey were sleeping
"Sleep" can be both a noun and a verb, so you can use it in the past, present, or future tense. For example, "I slept" (past tense), "I am sleeping" (present continuous tense), and "I will sleep" (future tense).
was/were sleepingI was sleeping soundly last night when the phone rang.
the past tense of am is was and the past tense of has is had