It is 'slipped'
Slipped
slippery NOPE! "Slippery" is an adjective, therefore it has no tense, past or otherwise "To slip" IS a verb, whose Past Tense is "slipped".
The past tense verb for "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 of the verb 'am' is 'was' or 'were.' The verb 'am' is derived from the verb 'to be.'
No - a past tense verb is a past tense verb, nothing to do with nouns.
slippery NOPE! "Slippery" is an adjective, therefore it has no tense, past or otherwise "To slip" IS a verb, whose Past Tense is "slipped".
It can be (slipped disk). The word slipped is the past tense and past participle of the verb (to slip) and can be used as an adjective meaning "having slipped."
The past tense verb for "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 of the verb 'am' is 'was' or 'were.' The verb 'am' is derived from the verb 'to be.'
No - a past tense verb is a past tense verb, nothing to do with nouns.
Slipped is the past tense of slip.
Slipped is a verb. It's the past tense of slip.
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.
Departure is not a verb and does not have a past tense. Depart is a verb, and the past tense is departed.
Inactive is not a verb and does not have a past tense. Inactivate is a verb, and the past tense is inactivated.
Slept is the past tense of the verb sleep, so there is no past tense for it.