the 「teacher」 would then smile somewhat expectantly at ellen or me, as if awaiting a thank you ─ and on occasion would frown slightly, as if considering us to be neglecting our parental duties.
然后那位「老师」会有所期待地对着我和埃伦微笑,似乎等着我们说声谢谢——偶尔他会微微皱眉,似乎觉得我俩没有尽到当父母的责任。