She hired a lawyer to investigate, only to learn that Gabriel had removed her name from the deed.The infinitive verb phrase “only to learn ” is used ____.

_____ at in this way, the present economic situation doesn't seem so gloomy.

_____ if I had arrived yesterday without letting you know beforehand.

Even if his letter____tomorrow ， it____too late to do anything.

Joseph was very lucky （）with his life ; he almost did not get out of the room.