~ましょう。 => Let's (together), Shall I/we…? N5
Verb suffixes
でしょう => I think... Probably.., I wonder if... N5
Miscellaneous
てしょうがない/てしかたがない => Very A; Really A; Extremely A N2
Degree, Level, Amount
て[頂「いただ」]けないでしょうか? => Could you please A for me? N4
Secondary Verb
[必要「ひつよう」]はない => It is not necessary for A to be done N2
Needs, Requirements
にひきかえ => In contrast to A N1
Comparison/ Exchange
[謙譲語「けんじょうご」] => Humble form of A, humble form of する verbs N4
Honorifics
てしまう => Did something N4
Secondary Verb
[使「し」][役「えき」][受「う」]け[身「み」] => Imperative N4
Causative, Passive, Volitional
[以上「いじょう」] => Because of A, B (is an expected/natural result), Now that A, B, More than (or including) A , More than (or including) A N2
Reason, Result, Response
[中心「ちゅうしん」]に => With A as the center N2
Miscellaneous
し(~し) => and ... N4
Cause and Effect