The person changed his clothes and wore dark glasses to avoid .
A. being recognized
B. having been recognized
C. having recognized
D. recognizing
网友回答
A. being recognized
B. having been recognized
C. having recognized
D. recognizing
解析：连词动名词用法。固定词组：avoid doing sth避免做某事；句意：为了避免被认出来，那个人换了衣服，戴上了墨镜。根据句意使用动名词的被动形式being done。故A正确。