<文意選填>第31至40題為題組 Dimples are small folds or indentations on the cheeks of one’s face. Generally， they appear on both cheeks; a single dimple on one cheek is a relatively ___31___ phenomenon. (A) flaw (B) exhibit (C) chubby (D) attractiveness (E) fade (F) rare (G) range (H) transfer (I) natural (J) presence
