おまけに => A. In addition, B N2
(Not)only, (Not) even
~ました/~ませんでした => Polite, past form of verb N5
Verb suffixes
てしまう => Did something N4
Secondary Verb
まだしも => A is acceptable, N2
Comparison, Exchange
しまつだ => Denotes negative results A N1
Reason, Result, Response
~ましょう。 => Let's (together), Shall I/we…? N5
Verb suffixes
を[通「とお」]じて/を[通「とお」]して => Over the course of A, during the time A, Through (as a means) A N2
Miscellaneous
なお => Furthermore, A N2
Miscellaneous
にもまして => More than the time/period A, B (condition) N1
Comparison/ Exchange
だけましだ => Although A, B is (still) true (and is good) N2
Contrast,Surprise
ておく => Do something N4
Secondary Verb
まま => Still, unchange N4
Situations and Experiences