I should put it this way. 
( I ( ( should ( put ( it ( this way ) ) ) ) . ) )
(ROOT (S (NP (PRP I)) (VP (MD should) (VP (VB put) (S (NP (PRP it)) (NP (DT this) (NN way))))) (. .)))
I'm not explaining i.
( I ( ( 'm not ) ( explaining i. ) ) )
(ROOT (S (NP (PRP I)) (VP (VBP 'm) (RB not) (VP (VBG explaining) (NP (NN i.))))))