亚历克在书房里看书。

Alec was in the ___study, reading.

由于我没有自己的书房，我决定买一个有两三个抽屉的书桌。

As I don't have a ___study [to] myself, I have decided to buy a desk with two or three drawers.

他把备用房间改成了一个舒适的书房。

He converted the spare room into a cozy ___study.