His face went down lower and lower, and then, with complete joy he called out, Dad.
出自-2015年12月阅读原文
For men aged 18 to 34, living at home with mom and/or dad has been the dominant living arrangement since 2009.
2019年6月四级真题（第二套）阅读 Section B
英语六级真题
Today's teenagers admire their parents and welcome parental guidance about important matters such as career choice—though certainly not Mom and Dad's advice on matters of personal taste, such as music or fashion.
出自-2016年6月阅读原文
They speak with Mom or Dad when they have a problem.