6.Pls close our index fingers, then open small thumbs; small thumbs represent sons and daughters,
when they grow up, sooner or later someday, they will also have their own family, and leave us.
6.请大家合上食指,再张开小拇指,小拇指代表子女,子女长大后,迟早有一天,会有自己的家庭生活,也会离开我们。