close one's eyes to something and shut one's eyes to something
1. Lit. to close one's eyes to avoid seeing something unpleasant. I had to close my eyes to the carnage about me. I couldn't bear to look.
2. Fig. to ignore something; to pretend that something is not happening. Maria simply shut her eyes to the bad morale in her department.
McGraw-Hill Dictionary of American Idioms and Phrasal Verbs. © 2002 by The McGraw-Hill Companies, Inc.