この／その／あの／どの N

このカメラは私のです。

Kono kamera wa watashi no desu.

This camera is mine.

この must take a noun; これ is the one that stands alone

あの店は安いです。

Ano mise wa yasui desu.

That shop over there is cheap.

あの is what is away from both people

どの電車に乗りますか。

Dono densha ni norimasu ka.

Which train do we take?

どの also needs a noun; it cannot stand alone the way どれ does