Укажите правильный союз в предложении:
we must begin planning right now, ... the future may bring unexpected changes
1) however
2) so that
3) so as
4) as
5) for

Выберите один из предложенных вариантов отввета:
Unlessyou ... me alone? I'll call the police
1) leave 
2) will leave
3) wont leavw
4) dont leave
5) didn't leave