Ответ:

1. when i grew up we didn't have a garden because we had lived in a flat
2. by the time he was three, my brother had learnt to read!
3. a thunderstorm started while we were flying over mexico
4. my sister didn't take her favorite summer dress on holiday because she had lended it to her friend
5. the first time my grandmother had used a computer, she was 65

прошу поставить отметку "лучший вопрос" ^-^