Grammar Revision - mixed tenses

Fill in the blanks with the correct form of the verb in brackets. A year ago, Mrs. Ramsey woke up (wake up) at 1.30 am because she heard (heard) a noise. It was a scratching sound. Mrs. Ramsey listened (listen) carefully and sat (sit) down. While she was sitting (sit) in her bed, the noise got (get) louder. The old woman wondered where the sound was coming from. Although she was afraid (be / afraid), she decided to get out of bed. “I think (think) this is a cat, that is playing (play) with my dustbins. I haven't heard (have / not / hear) this since my own kitten died. I will chase (chase) it away so I can sleep again”, she thought. But then the noise suddenly changed (change). “This sounds like someone is talking (talk). I have never been (never/ be) so afraid in my life”, she whispered to herself.