I heard the old man won ______ yuan in the lottery. —Really？What a lucky man!

I’m a little hungry, Mum.–There are some cakes on the plate. You can take _______.

．Dad always says he prefers _______ outside the shopping centre _____ together with my mother．

________, the Internet was only used by the government. But now it’s widely used in every field.

How many states _______ the United States? Fifty.