英和和英

I can't do it yet.

not impossibly

He is nothing of a scholar―no scholar （at all）.

not capable of being obtained

an inability to stay awake

not to be exceeded

I can't do it, either.

Can't do it

certain, sure

possibility of matter (be impossible, be an impossibility)

the state of a task of being impossible

impossible to surmount

incapable of being passed

not able to be ascertained

impossible to quench

I wouldn't dare.

Can't take it

intolerable

I don't care a farthing.

possible but not necessary

I can't do that.

impossible to hear

be unable

not bridgeable

impossible

not diluted

absolutely impossible―a sheer impossibility

not possible to deny

not caused to be equal

unavoidable