Japanese Sentences with English Translations - Sentences [ない]

I don't know if I still have it.

Don't underestimate my power.

My mom doesn't speak English very well.

I don't speak French well enough!

Therein lies the problem.

That's where the problem is.

All you can do is trust one another.

Why are you sorry for something you haven't done?

Why say sorry for something you haven't even done?

I don't have anyone who'd travel with me.

Bearing can be unbearable.

I don't speak Japanese.

I can't speak Japanese.

Nobody understands me.

Do you really need to ask the question to know the answer?

I suppose that behind each thing we have to do, there's something we want to do...

It would take me too much time to explain to you why it's not going to work.

I'm so dumb... I'm trying to explain things to you that I don't understand myself.

It can't be!

I wish I could care more about my grades but it seems that, at a certain point of my life, I decided they wouldn't be so important anymore.