I saw your advertisement in the USA and I 'm very interested in the position of childminder you are advertising .
I saw your advertisement in the newspaper and I 'm very interested in the position of childminder you are advertising .
I saw your advertisement in the newspaper and I 'm very interested in the position of childminder you are advertising .
修正语法错误: I saw your advertisement in the USA and I 'm very interested in the position of childminder you are advertising . 输出: