let use know in sentence

Know Verb Forms

Base form (v1)	Know
Past form (v2)	Knew
Past Participle (v3) -ed form	Known
Present Participle (v4) ‘ing’ form	Knowing
Present simple (v5) s / es/ ies	Knows

Let me know

situation

Let them know

situation

Let him know

situation

Let her know

situation

Let us know

situation