私はそのやり方がわからなかった。の英語

I couldn't figure out how to do it.

I didn't understand that setup very well.

I didn't really understand that very well.

I didn't understand that too well.

I didn't know any other methods.

I didn't understand that.

I didn't know what I should do about that.

I didn't understand that well.

I didn't know that spelling.

I don't know what I should do about that.

I couldn't really understand that.

I told you I don't know how to do that.

The lecture was beyond me.

I didn't know that.

I didn't know that.

I didn't know what I should do.

I didn't know what I should do.

I could not get it.

I don't know how I got here.

I couldn't understand that.

I didn't know what to say.

I didn't know about that.

I didn't get the joke.

The problem was beyond me.

I have no idea how it works.

I was entirely ignorant of the matter.

I was not aware of the trick.

I don't know what is what.

I couldn't understand that.

I didn't know that.