Different types of tenses and different forms of verbs

Verb: upload

Present Past Future
Simple upload/uploads uploaded will upload
Continuos is/are/am uploading was/were uploading will be uploading
Perfect has/have uploaded had uploaded would have uploaded
Perfect has/have been had been uploading would have been
continuos uploading uploading

Formulas
Simple present Present perfect
subject + verb[V1] + s/es + object subject + has/have + verb[V3] + object
Eg: He goes to school by bus Eg: He has gone to school by bus

Simple past Past perfect
subject + verb[2] + objects subject + had + verb[V3] + object
Eg: He went to school by bus Eg: He had gone to school by bus

Simple future Future perfect
subject + will/shall + verb[V1] + object subject + wil have + verb[V3] + object
Eg: He will go to school by bus Eg: He will have gone to school by bus

Present continuos Present perfect continuos
subject + is/am/are + verb[ing] + object subject + has/have + been + verb[ing] + object
Eg: He is going to school by bus Eg: He has been goimg to school by bus

Past continuos Past perfect continuos
subject + was/were + verb[ing] + object subject + had + been + verb[ing] + object
Eg: He was going to school by bus Eg: He had been going to school by bus

Future continuos Future perfect continuos
subject + will be/shall be + verb[ing] + object subject + will have been + verb[ing] + object
Eg: He will be going to school by bus Eg: He wll have been going to schoool by bus



V1 V2 V3 V4 V5
blow blew blown blowing blows
grow grew grown growing grows
chew chewed chewed chewing chews
catch caught caught catching catches
check checked checked checking checks
chase chased chased chasing chases