Sentence transformation: Rewrite the sentences, using the words given 61. Jack left the office before my arrival. → When I arrived, Jack had left the office. 62. During lunch, someone rang the bell. → While I was having lunch, someone rang the bell. 63. Kate took two aspirins, and then she felt a lot better. → After Kate had taken two aspirins, she felt a lot better. 64. In the middle of our dinner, there was a knock at the door. → When we were having dinner, there was a knock at the door. 65. Mozart wrote more than 600 pieces of music before he was 35. → By the age of 35, Mozart had written more than 600 pieces of music. 66. Nancy hasn't come here since 1990. → The last time Nancy came here was in 1990. 67. Sue has been in Italy for the last three weeks. → Sue went to Italy three weeks ago. 68. We haven't gone to the cinema for over a year. → It's over a year since we went to the cinema. 69. Alan played football. He hurt his leg. Alan hurt his leg while he was playing football. 70. When he was young David played tennis. → David has played tennis since he was young.