—I don’t think you can manage it. —That __________!

As a child, I was told that the moon ___ no light of its own. I simply didn't believe it.

— When will you come to see me, Dad ?— I will go to see you when you _____ the training course. 

Ladies and gentlemen, please fasten your seat belts. The plane _____.

The new type of computer ________ better if it is advertised on TV.