【正确答案】 B

【答案解析】[解析] 画线词smart为形容词，意为“漂亮的”。A项clever意为“聪明的”；例：She knew him to be industrious and clever.她知道他既勤奋又聪明。B项handsome意为“帅气的”；例：Tom was a handsome young man.汤姆是一个帅气的小伙子。C项loyal意为“忠诚的”，常接介词“to”，表示“忠于……”；例：We are loyal to our motherland.我们忠于祖国。D项brave意为“勇敢的”；例：He was as brave as a lion.他勇猛如雄狮。故本题选B。