I will not drive to work _________ it snows. IN CASE / UNLESS

We need to be ready ..... an asteroid is heading towards Earth. IN CASE or UNLESS

I don't believe life ...... discovered on other planets in the near future. WILL BE or HAS BEEN

They won't show you the exams papers, _________ you ask to see them. PROVIDED THAT / UNLESS

Sending a crew to Mars is possible ... we can keep them safe. AS LONG AS or IN CASE

NASA may ... a spacecraft to explore Pluto. SEND or BE SENT

Peter is so ___________! He thinks he is more intelligent than all of us! IMMODEST / UNMODEST

Travelling to Europe is _________ for me now. I am totally broke. INACCESSIBLE / UNACCESSIBLE

I'm sorry, but I completely _______ with what you said. DISAGREE / AGREE

I don't think humans could ... on any other planet. BE SURVIVED or SURVIVE

We'll be glad to go to your party _____________ we can find a babysitter. PROVIDED THAT / UNLESS

You will learn how to cook _________ you try it hard. AS LONG AS / UNLESS

New forms of space travel may .... in the next few years. BE INVENTED or INVENT