2. 外语
  3. All her energy ____________ (集中在学习上) so she had no time for any recreation activities.

All her energy ____________ (集中在学习上) so she had no time for any recreation activities.

admin2013-05-19  58
问题 All her energy ____________ (集中在学习上) so she had no time for any recreation activities.
选项
答案were concentrated on；were concentrated on focus on/upon或者concentrate on(集中精力做某事)
解析 但是主语不是人，而是“她所有的精力”，所以要用被动。
转载请注明原文地址:https://kaotiyun.com/show/pBg7777K
0

大学英语四级

相关试题推荐
随机试题
最新回复(0)