(that) I/he/she/you(formal) drank
No sabía que él bebiera tanto.
I didn't know he drank so much.
Le dije que se sentara y bebiera un vaso de agua.
I told him to sit down and drink a glass of water.
Su médico le dijo que no bebiera alcohol.
His doctor told him not to drink alcohol.
Ella le aconsejó que no bebiera demasiado.
She advised him not to drink too much.