[中心「ちゅうしん」]に => With A as the center N2
Miscellaneous
[最中「さいちゅう」] => In the middle of A N3
Time, Situation
ゆえに => Because of A N1
Reason, Result, Response
てしまう => Did something N4
Secondary Verb
~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
[使「し」][役「えき」][受「う」]け[身「み」] => Imperative N4
Causative, Passive, Volitional
うが~うが => Whether A or B N1
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
もう => Already done N5
Miscellaneous
もらう => Received N4
Give and take advice
だろうと[思「おも」]う => I think probably A N4
Sentence Endings