room和book发音一样吗（room和book和 cook发音一样吗）

不一样。 [ruːm]， [bʊk]
The room is very small.

这个房间很小。

I want a room with a desk.

我想要一个有书桌的房间。

His room is usually clean.

他的房间通常都很干净。

The room was nicely furnished.

这房间布置得很舒适。

That book belongs to my friend.

那本书是我朋友的。

Our hotel is usually booked up on weekends.

我们酒店通常会在周末订满。