Instead of devoting himself to his studies,he wastes his time_______girls.为什么to run after和runing after 要选后者

问题描述:

Instead of devoting himself to his studies,he wastes his time_______girls.
为什么to run after和runing after 要选后者

i can t agree more~

waste one's time doing sth 在...上浪费时间
另外请注意:runing是错的,应该是running才对.