Simple past tense is past tense main verb and no auxiliary verb.
We walked to school.
They ate the chocolate.
He sat on the chair.
They visited the hospital.
The future tense of the verb form of "fast" is will fast.
Fasted is the past tense of fast.
The tense of the sentence "he ran fast to catch the bus" is past tense. The verb "ran" indicates that the action took place in the past. The adverb "fast" describes how he ran, but does not affect the tense of the sentence.
meant
Grow. The corn will grow fast.
Also is going to talk -- The auctioneer is going to talk fast
The past tense of "give" is "gave."
will + verb = The auctioneer will talk fastbe + going to + verb = The auctioneer is going to talkfast.
Fast, the past tense of must is not musted. Must does not have a simple past tense, in its place "Had to" is used in most cases.
Lightning can be used as a noun (bolt of lightning) or an adjective (lightning fast). It is not a verb, so it does not have a past tense form.
Simple past tense is past tense main verb and no auxiliary verb.We walked to school.They ate the chocolate.He sat on the chair.They visited the hospital.
How about "could"? For example, "I could run fast when I was a kid."