2. 外语
  3. Professor Johnson is said some significance ______advance in his research in the past year.

Professor Johnson is said some significance ______advance in his research in the past year.

admin2009-01-05  26
问题 Professor Johnson is said some significance ______advance in his research in the past year.
选项 A、having made
B、making
C、to have made
D、to make
答案C
解析 用不定式的完成体形式表示过去意义。
转载请注明原文地址:https://kaotiyun.com/show/JkBK777K
0

专业英语四级

相关试题推荐
随机试题
最新回复(0)