第1个回答 2014-10-11
Master the knowledge points, spend less time doing homework
第2个回答 2014-10-11
Grasp the knowledge and then you can spend less time doing homework.
第3个回答 2014-10-11
Grasp more key points so as to spend less time in homework本回答被网友采纳
第4个回答 2014-10-11
spend less time doing the homework