来自欧阳兆辉的问题
【Howcanwekeepheaithey?Oneimportantthingistoexercise().】
Howcanwekeepheaithey?Oneimportantthingistoexercise().
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【Howcanwekeepheaithey?Oneimportantthingistoexercise().】
Howcanwekeepheaithey?Oneimportantthingistoexercise().
often经常
句意是:我们怎样才能保持健康?很重要的一点就是要经常锻炼.