Present simple:
My mother stays at home
Past simple:
My mother stayed at home
Future simple:
My mother will stay at home.
Present continuous:
My mother is staying at home.
Future continuous:
My mother will be staying at home.
Past continuous:
My mother was staying at home.
Present perfect:
My mother has stayed at home.
Past perfect:
My mother had stayed at home.
Это не все, но думаю этого хватит.