The sentene : You swims in the pool yesterday.
is wrong becasue there shouldn't be an s after swim.
You also need to change swim into swam because it took place yesterday.
You swam in the pool yesterday.
Or, don't change swim to swam and add a did to the front.
Did you swim in the pool yesterday?
could have swam
Went
will have swum is the verb phrase.
will have swum is the verb phrase.
"Swum" is the past participle of "swim" (I swim today, I swam yesterday, I have swum there before). I couldn't believe he had swum the English Channel at such a young age.
I assume your question is if this sentence is correct. It's not. :( Correct: He swam across the lake yesterday. Example of "had swum": "Before the day of the race, I had swum two miles every day." "Had swum" (or "had done anything") shows the action happened before a past action or event.
will have swum
Acutally, it is an intransitive verb which needs a 'helping verb' such as have.......... A sentence using the word 'swum' could be: "I've swum to the island every day." The "'ve" stands for "have," a helping verb
While swam is the past tense of swim, swumis the past-perfect tense of swim. Swam would be used in the following sentence: "We swam down the river yesterday." Swum would be used in the following sentence: "We had swum down the river yesterday before going inside for dinner." =D
It must be used after some form of have. He/she/it (has) swum. We/You/they (have) swum. Or having, as in: Having swum the length of the pool....
The correct usage of the word swim in past tense is swam. They swam in the pool yesterday.
swum as in I have swum the channel
infinitive: swimpast: swampast participle: swumPast Perfect is formed like this: had + past participlePast Perfect: had swum
swum as in I have swum the channel