Помогите пожалуйста, у меня спорная оценка и от этой работы все зависит

1.Заполните пропуски словами for, since, already, yet, just
1)Mr Smith has ______ called you
2)We haven't been out _______ a week
3)He hasn't written to us _______ last month
4)She hasn't cleaned her room _______
5)Hasn't she come ______?
6)I've ______ seen this film twice

2.Вставьте in,at,on
1)He will leave school _____ June
2)Phone me ______ ten o'clock
3)______ summer we go to the beach
4)My father works _____ night
5)They party is _______ Saturday
6)I finish work ______ 6 o'clock
7)I always go into town _____ weekends