Помогите выбрать правильную форму глагола английский 3 класс

My mother work five days for a week.
We usually clean our flat at weekend.
He invited a lot of friends yesterday.
Kate didnt dance very well at last year.
Did Ben play football last week?
I always celebrate my birthday.
Betty likes going to the cinema very much
He wants help me with my homework today.
Mary usually visits her friends on sunday.