AFFIRMATIVE SENTENCE

I understand my teacher once a year

you understand my mom twice a week

he understand my sister every month

she understand matias every day

it understand my grandma eigh times a year

you understand my grandfather every day

we understand a my cousin once a month

they understand samuel five times a week

negative sentence

i don't understand my teacher of mathematics

you don't understand activity of technology

he doesn't understand my cousin once a week

she does't understand matias twice a month

It does't understand sofia four times a day

you don't understand ismael three times a year

we don't understand juan every month

they don't understand santiago five times a week