求名词"分班","各散东西","物理楼"的英文

分班
division of class(名词形式)
divide the class(动词短语)
各散东西
part around
Because of the division of class, we have to part around.

devided classes.
running towords our ways
the physical building

Due to the entrance examnation,we are force to be devided into new classes.
From now on,we have to go our own ways.

翻译与普通的名次是有区别的，要结合语境的话就会有所变化，还要考虑到句子的通顺，所以这么翻译。

divide into new classes
say goodbye and go on one's own way
physics building

Becouse of writing class,we have to say "goodbye' to our friends.