To work all night, or not.

Well then, it becomes a matter of urgent concern to the lurkers of this mailing list whether the guilty party confesses or not.

We cannot decide whether to go to college or not.

It doesn't matter whether she admits her guilt or not.

Whether he will succeed or not depends on his efforts.

Whether he will succeed or not depends upon his health.

It is entirely up to him whether he does it or not.

What matters is whether you do your best or not.

What matters is whether you do your best or not.

I don't know whether it is true or not.

It will be very important whether we win the battle or not.

My concern here is whether the women's movement is fading or not.

You must go, like it or lump it.

You'll have to do it, whether you like it or not.

You'll have to do it, whether you like it or not.