Помогитеееееее!!!!!!!!!очень срочно.

Я нн знаю простите пожалуста

On saturdays, at night, at the weekend,in the summer,on Friday mornings, in eight o'clock, at the evening, on Tuesday afternoons, on Sunday evenings, in the winter, at half past five. 1.in. 2.summer. 3.at, the morning, seven o'clock . 4.on, the winter. 5.evening, at, in.