Write for or since
a) I have been to Moscow___ Monday
b) I have been ro Moscow___ a week
c) I have been waiting for my friend____ an hour/
d) Dmitry lives in the north.He has been living there___last year
e) I am at scholl/ I have been here___8 o'clock/
f)My niece ig good at basketball/ She has been playing basketball___5 years.

Помогите пожалуйста очень срочно