No one knows how to do that.とは 意味・読み方・使い方

I don't know how to do it.

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

There are no means of getting there.

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

You never know how something will turn out until you've given it a try.

I couldn't figure out how to do it.

I don't see how to prevent it.

I don't know how I got here.

I'm not sure what I should do.

I don't know how you are using that.

I can't make head or tail of it.

I haven't got the slightest idea what it's all about.

I have no idea what I'm going to do now.

Even I don't know what to do.

I cannot find a good way to deal with that.

I don't care what happens.

I cannot quite see his motive.

I'm not sure how to get there.

I still cannot understand what was wrong with it.

I was at a loss for words.

I don't know what and where it is.

I don't know what to do.

I don't know what to do.

I don't understand how I can know this.

I don't know why I did that.

I have no idea how it works.

I have no idea what happened there.

Nobody could decide (as to) what to do.

I didn't know what I should do.

I don't know what I should do there.