1. Nothing's wrong, I'm fine 我没事儿，挺好的

2. I don't know where it is, I haven't touched it 我不知道在哪儿，我根本没碰它

3. It wasn't that expensive 其实没那么贵

4. I didn't have that much to drink 我没喝那么多（酒）

5. I've got¹ a headache 我头痛

6. It was in the sale² 是打折买的

7. I'm on my way 我这就来

8. Oh, I've had³ this ages 啊，这东西我早就有了

9. No, I didn't throw it away 我没有把它扔掉

10. It's just what I've always wanted 这是我一直想要的