半夜响起的电话铃声让她感到非常不安。

The phone ringing at midnight ___alarmed her greatly.

我们的新公寓安装了警报系统。

Our new apartment is ___alarmed for security.

听到深夜的敲门声，她感到非常不安。

She felt ___alarmed when she heard the late-night knock on the door.