てしまった => to finish N4
Description
てしまっていた => Did by accident / finished N4
Completed
~と(が)相まって => combining / together with… N1
Attached
いまごろになって => Only now ... N3
Time
と言っていました => Someone said... N4
Speaking
に決まっている => certainly; I’m sure/certain that; it must be the case that ~ N2
にきまっている => certainly; I'm sure/certain that; it must be the case that ~ N2
Decisive (resolute decision)
がっている => Want, like N4
Secondary Verb
と言っている => To say that ... N3
Speaking
に[決「き」]まっている => A is a given, A must be the case N2
Information, Report
と思っている => Plan to do something N4
Plan
のを知っていますか => Do you know...? N4