第1题: [填空题]All her energy __________________ (集中在学习上) so she had no time for any recreation activities. 参考答案:were concentrated on;were concentrated on focus on/upon或者concentrate on(集中精力做某事) 答案解析:但是主语不是人,而是“她所有的精力”,所以要用被动。
A. the new concept of management B. the great shift of management style C. the qualities of managers for the 21st century D. the technique of managers modem management 参考答案:C 答案解析:总揽全文,应该选C。