The train............ at half past six tomorrow morning

1/.......... there since before the war.  A. She had lived   B.She has lived   C.She lived    D.She's been living
2/The train............ at half past six tomorrow morning.  A.is leaving  B.will leave  C.leaves  D.is going to leave
3/Dolphins use sound to communicate.....each other.  A.from  B.for   C.in    D.with
4/The children agreed to divide the cake.....equally.  A.into   B.to    C.for    D.from
5/.........2  and 6 together and  get 12.   A.Multiply    B.Add   C.Subtract    D.Divide