当老师 to be a teacher【他是当老师的=he is a teacher=他是老师】 当经里【correct: 当经理】【经理=manager】 to be a manager 当妈妈to be a mum 很放心At ease， have nothing to worry about ---放心吧，我走了. Do not worry about me. I am leaving. 对。。。不放心=worry about...=对....担心 【不放心=担心】 放不放心=放心还是不放心=not worry or worry 记生词 记住 记在 没记住