why should we do exercise

求高一英语作文why should we do exercise? Why should we do exercise ?写英语作文 求why should we do exercise的英语作文? 英语作文why should we do exercise?急急急······ 求100字英语作文：why we should do exercise at school time 高中作文关于‘why should we do exercise'为题的英语作文 求why should we do exercise（锻炼）?的英语作文? why should we do exercise?根据表格写一篇100字左右的书面表达.作参考. We should do exercise to keep h___. We should（）（do）some （）（exercise） We should do some exercise to keep fit疑问句 you should do more exercise