in the know造句怎么写

Those in the know – including godfather of well-being Joseph Stiglitz – offer their expert insights.

But today, all the kids in the know use Club Penguin.

The people who are in the know -know who's trustworthy as a borrower and who has a good prospect of paying it back -but if I go in there ignorantly, I'm going to get stuck with the worst stuff.