The teacher didn"t mind (help) _____ the students in her spare time.

问题描述:

The teacher didn"t mind (help) _____ the students in her spare time.
mind 后还可跟 to ,

helping
mind doing sth 介意干某事
not mind doing sth.不介意干某事.
老师并不介意在闲暇时间帮帮学生们.