52单词网 > 高中英语 > 高中英语题库 > 单句改错 During the year, the professor paid attention to improve agriculture.

单句改错 During the year, the professor paid attention to improve agriculture.

来源:网络 时间:
单句改错 During the year, the professor paid attention to improve agriculture.

单句改错

During the year, the professor paid attention to improve agriculture.

试题答案

答案:

解析:

improve→improving

提示:

pay attention to中to是介词,后接动名词。