Facts prove that the world’s economic development is not a win-lose game but one in which all _____ be winners.

--- I hope Jim won’t mind lending you his new digital camera. --- He ___________. I have already borrowed one from my cousin, David.

 — Mary, whose photo is it?—It ______ be Lu’s. Those are her parents.

 —  My cat’s really fat.— You ______ have given her so much food.

Take care! Accidents _________ happen along this part of the road.