Verbs with Irregular Yo Forms ; hacer. to do/make. hago ; poner. to put. pongo ; saber. to know. sé ; salir. to leave/to go out. salgo. Decir is also one of a small number of verbs which has a non-standard yo form. Remember that yo means “I”. “I say” is (yo) digo, which isn't what you'd expect if you followed the rules above.
