填空题 Ms. Davis is proud of her students because they are not only (hard work) 1, but also very creative.
【正确答案】
【答案解析】hard-working[解析] 本题考查not only...but also的用法。not only...but also连接的应是两个并列成分，此处creative是形容词，所以应填与之对等的形容词。