のが上手 => to be good at doing something N5
のが下手 => to be bad at doing something N5
その...その => Every... N1
Happens next
...そのもの => Myself... N2
Demonstrate by example
そのものだ => exactly ~ N2
Consider it
一方では...他方では => On the one hand N2
Compare
この / その / あの => this / that N5
Spatial relations
手前 => considering; before; in front of; one’s standpoint N1
そもそもの... => ...First, truly, first of all (due to) N2
Base, base
その上 => besides; in addition; furthermore ~ N3
そのうち => some day/some time eventually N3
Short period of time
その結果 => as a result of; after ~ N3