さすがに => understandably N2
Base, base
させてください/させてもらえますか/させてもらえませんか => please let me do N3
させて[頂「いただ」]きます/させてもらいます => Allow me to A N1
Miscellaneous
さすがの...も => even ~also N2
The highest (comparative) level
...を...にする => to make something ~ N4
Purpose, target
さすが => as one would expect N2
Evaluate
すら/ですら => even ~ (with emphasis) N1
をください => Please give me N N5
Asking and Telling
すら,ですら => Even A N1
(Not)only , (Not) even
を…とする => is considered, is regarded as N2
Consider it
いまさらながら => Still ... now N3
Time
何をしますか => What are you doing... N5
Doubt