Something, nothing, anything, everything

It is too dark. I can′t see ____________.

What did Jane say? She didn′t say _____________.

I want ____________to drink. I am thirsty.

The bag is empty. There is _____________in it.

There is ___________to do in this city! I am bored.

I want to read ___________ about Steve Jobs. I′ll buy a book about him.

Do you know _________about insects?

Children need _________to do or to play with.

Tim knows ____________about computers.

You are right. _________you said about Chris is true.

Fred heard a noise. There was __________under the sofa.