一个人正在变好的几个迹象

    ♪点击上方图标，马上收听双语节目Today is Tuesday,Jan. 15, 2019.【看图说话】描述派大星的清洁日常Key words关键单词tooth [tuθ] 牙齿（名词复数：teeth [tiθ]）brush one's teeth [brʌʃ] 刷牙dental caries [ˈdentəl ˈkeəri:z] 龋齿;蛀牙bath [bæθ] 沐浴shower [ˈʃaʊɚ] 淋浴take a bath 洗澡（have a bath）take a shower 淋浴（have a shower）fingernail [ˈfɪŋgərneɪl] 指甲toenail [ˈtoʊneɪl] 脚趾甲trim [trɪm]修剪，整理trim one's fingernails 修剪指甲trim one's toenails 修剪趾甲every day 每天 every two days 每两天once [wʌns] 一次twice [twaɪs] 两次three times 三次……once a day 每天一次twice a week 每周两次Examples例子We need to brush our teeth every day to avoid dental caries.我们需要每天刷牙以避免龋齿。I brush my teeth twice a da ………………………………