It’s obvious that the Beijing Olympic Games _______ a great success．

We should be able to do the job for you quickly, ____you give us all the necessary information.

It is clear that the whole world is passing through a social revolution in which a central _____ must be taken by scientists and technologists.

I will see what I can do, but I can’t _________ you anything.

Are you sure you are______?— Yes. I’ve been preparing for it all these days.[ ]