Объяснение:
1since
2for
3-for
4since
Поделитесь своими знаниями, ответьте на вопрос:
Complete with "for" or "since"1. pete has been ill friday.2. we haven't seen them many years. 3. the students haven't had a party three months.4. mary hasn't had anything to eat morning.
1. since
2. for
3. for
4. since
Объяснение: всё просто)