我宁可住双人间也不住单人间。

I prefer a double room to a single one.

休息室里有2种水床,单人床和双人床.

In the rest room, there are two style water beds , single one and double one.

我预订了一间单人房。

I booked a single room.

我预订了一间单人间。

I booked a single room.

他的预算只够住单人房。

His budget only allows for a single room.