1- ten o'clock 2- hotel....(there are many ways to do this, but this sounds better) I went to the hotel where Mary Harlow was staying. 3- While (sounds better) I was waiting outside the hotel, I drank a cup of coffee, and I bought or newspaper. OR- While I was waiting outside the hotel, I drank a cup of coffee and bought a newspaper. 4- She was walking fast and smoking a cigarette. 5- I followed her for a few mintues. 6- She was coming into Central Park when she saw me. 7- She looked at me for a moment, but she didn't stop walking. 8- She took (bought?) a cup of coffee and sat down. 9- It was a beautiful day. 10. Some people were eating hamburgers under the trees, and others were listening to music. 11. After 10 minutes a man sat beside Mary and started a conversation with her. 12. While she was talking to him, she smoked 3 cigarettes. 13. This man wasn't her husband. For the most part, this was very good. I know that English verbs are very difficult. I can explain my changes, if you like. English is my native language.