参考翻译答案如下:
1. She and I are in the same boat: we both failed the exam.
2. Whatever happens, we'll be in the same boat.
3. Our common interests and common challenges have put us in the same boat.
4. I should be only too pleased to help you out of your difficulties if I could, but I am in the same boat as you.
5. Our boss said that we were in the same boat, if everyone worked hard, the company would survive, otherwise it would have to close down.