Theexperimentshowsthatproperamountsofexercise,if 国语站 题库 3.07W 大中小设置文字大小 问题详情: The experiment shows that proper amounts of exercise, if ____ regularly, can improve our health. A. being carried out B. carrying out C. carried out D. to carry out【回答】C知识点:非谓语动词题型:选择题 TAG标签:#