的意思 past question

1. I need to study the past questions to prepare for the exam.
我需要研究过去的问题来准备考试。

2. The teacher gave us a copy of the past questions from last year.
老师给我们一份去年的过去问题。

3. It's important to review past questions to understand the format of the test.
重要的是复习过去的问题，以了解考试的格式。

4. Can you lend me your past questions so I can practice?
你能把你的过去问题借给我吗，这样我就可以练习了吗？

5. The past questions were more challenging than I expected.
过去的问题比我想象的更具挑战性。

6. I found it helpful to compare my answers to the past questions with the answer key.
我发现把我的答案与过去问题的答案对照起来很有帮助。