风扇在炎热的夏天让房间保持凉爽。

The ___fan kept the room cool during the hot summer.

我为办公室买了一个小型台式风扇。

I bought a small desk ___fan for my office.

因为空气闷热不流通，她打开了风扇。

She switched on the ___fan because the air was still and warm.