单选题 She can sing, dance and play the guitar and the piano and we all consider her versatile.

【正确答案】 B
【答案解析】[解析] all-round“门门皆通的,多才多艺的”与versatile“多才多艺的”同义。其他选项的词义分别为:sophisticated“世故的”;productive“多产的”;flexible“弹性的,易适应的”。