电话突然断了，我们都没来得及道别。

The call ended ___abruptly before we could say goodbye.

他突然打断对话，转身离开了房间。

He ended the conversation ___abruptly and walked out of the room.

道路在这里突然变陡，开车要小心。

The road turns ___abruptly steep here, so drive carefully.