2. 专升本
  3. In the experiment we kept a watchful eye______the developments and recorded every detail.

In the experiment we kept a watchful eye______the developments and recorded every detail.

admin2021-08-03  26
问题 In the experiment we kept a watchful eye______the developments and recorded every detail.
选项 A、in
B、at
C、for
D、on
答案D
解析
转载请注明原文地址:https://kaotiyun.com/show/RIRC777K
本试题收录于： 英语题库普高专升本分类
0

英语

普高专升本

相关试题推荐
随机试题
最新回复(0)