Is grandma filial at home or abroad?

The mother-in-law is filial.

How many years have you studied? Don't even know foreign words?

For relatives who are not related by blood,

My parents-in-law are very filial. Because you inherited the property of your in-laws. Husband's parents are parents-in-law.

Grandparents are very filial. Grandparents are outsiders. The parents of the bride price wife are called grandparents.

For relatives who are related by blood,

For example, grandmaster, menstruation, granduncle, granduncle, granduncle, granduncle, granduncle, granduncle, granduncle, granduncle, granduncle, granduncle are all very filial.

And the spouse of menstruation, uncle, aunt, uncle, aunt, uncle, aunt, uncle has no blood relationship, which is filial piety.