The past tense is submitted.
Slept is the past tense of the verb sleep, so there is no past tense for it.
"These" is not a verb and does not have a past tense.
Was is a past tense of the verb "be".
Weak is not a verb, so it has no past tense. "Weaken" is the related verb, and its past tense is weakened.
Was is the past tense of is.
The past tense of "submit" is "submitted."
The past tense of the verb 'am' is 'was' or 'were.' The verb 'am' is derived from the verb 'to be.'
The past perfect tense is had submitted.
The past tense verb for "do" is "did."
Will submit.
By is not a verb and does not have a past tense. Buy is a verb, and the past tense is bought.
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.
Yes, "submitted" is the past tense form of the verb "submit." It means to present something for consideration or judgment.
"Shook" is the past tense of the verb, "to shake".
The past tense of the verb to promise is promised.
The past tense of the verb take is took
reside is the verb. Resided is the past tense.