Надо перевести в положительную форму и в отрицательную.
I (go) shopping every weekend
My sister (have) lunch at home
My friends (watch) TV in the evening
The class (finish) at ten o'clock/
I don't go shopping every weekendMy sister doesn't have lunch at homeMy friends don't watch TV in the eveningThe class doesn't finish at ten o'clockПоложительная:I go shopping every weekendMy sister has lunch at homeMy friends watch TV in the eveningThe class finishes at ten o'clock