She doesn't look ______ _____ ______ Mary.填比较级.她看起来不如玛丽年轻.请阐述填写理由.
问题描述：
She doesn't look ______ _____ ______ Mary.填比较级.
她看起来不如玛丽年轻.请阐述填写理由.
答
填 as young as