~ます/~ません => Polite, present form N5
Verb suffixes
て下さいませんか => Please do A (polite) N5
Asking and Telling
~ませんか => Let's…, Would you like to... N5
Verb suffixes
をくださいませんか => Please give me A (polite) N5
Asking and Telling
~ました/~ませんでした => Polite, past form of verb N5
Verb suffixes
させて[頂「いただ」]きます/させてもらいます => Allow me to A N1
Miscellaneous
もなんともない => Not A at all N1
Adjectival, Descriptions
だけではすまない => Doing A is not going to suffice N1
Miscellaneous
せいで/せいか => Because of A, B N3
Reason, Result, Response
[尊敬語「そんけいご」] => Respectful form of A N4
Honorifics
と[言「い」]わせれば => On the view of N1
Based/focused/depending on
ずにはすまない/ないではすまない => A must be done N1
Potential, Possibility