You drive on theright of the road in China. It’s the traffic rule.

What will you do if it _____ tomorrow?

I don’t think sixteen-year-olds _______ to drive.—I agree. They aren’t serious enough at that age.

The new financial policies of the US government have _______ a chain reaction in the international money markets.

There’s only ________ apple juice left in the fridge. We’d better go and get _________.