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
には[及「およ」]ばない => There is no need to A N1
Need/Requirements
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
ばそれまでだ => If A happens, it's over (nothing will be of use) N1
Conditional, While
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
~ば => If~ N4
Conditional
には[及「およ」]ばない => There is no need to A, Doesn't reach the level/ability A; can't compete with A N1
Comparison/ Exchange
なお => Furthermore, A N2
Miscellaneous