Everyonelikeslivinginacleanandcomfortable.environment....
问题详情： Everyonelikeslivinginacleanandcomfortable.environment.Iftheenvironment(环境)arebad,itwillaffect（影响）ourbody,andmakeusnotfeelwell.Sometimeswemaybeterriblyill.Atthattimewedon’twanttowork,andwe...