...かける => Impact N3
Act
のを忘れた => to forget; to leave carelessly; to be forgetful of; to forget about N4
…けれど => Explanation N3
Exclamatory
これだけ … のだから ... => To this extent... N2
Emphasis on degree
... るとか ... るとか => それとも... または N4
Demonstrate by example
けれど => but; however; although N4
How to say the beginning
けれど => but; however; although N4
Things do not match the prediction
かける => Is doing, haven't finished yet N2
Will, Decision, “Doing”
けれども => but; however; although ~ N4
How to say the beginning
かける => half-; not yet finished; in the middle of~ N3
なければならない/なくてはならない/なければいけない/なくてはいけない/なければだめ/なくてはだめ => must N5
~かれ~かれ      => sooner or later; more or less N1