The present tense of "sat" is "sit."
Sit is the simple present tense.
I sit. He sat. He and I were sitting.
The present tense of sit is "sits" (third person singular) and "sit" (for all other pronouns).
The present participle of "sit" is "sitting."
The present tense of "sit" is "sits" when referring to third person singular (he, she, it) and "sit" when referring to first person (I) or plural (we, you, they).
The tenses of "sit" are: Present: I sit, you sit, he/she/it sits Past: I sat, you sat, he/she/it sat Future: I will sit, you will sit, he/she/it will sit
The verb "sit" has the following forms: sit (present), sat (past), and sitting (present participle).
I/You/We/They sit. He/She/It sits. The present participle is sitting.
The present perfect of "sit" is "have/has sat." For example: "I have sat in this chair before."
The present perfect form of the verb 'sit' is 'have sat.'
The conjugation "you sit" is present tense, but is seldom used in that sense. It has the connotation that you consistently or regularly sit. The conjugation "you are sitting" is present continuous, also called present progressive tense. It suggests an activity that is happening at the present moment and may continue past the present, but not necessarily.