B) Underline the errors in these sentences. Rewrite each sentence.
1) When we had ate lunch, we were sitting in the garden
2) While I looked for my keys, I remembered I left them at the office
3) Paula had used to play tennis when she had been at school
4) After Jill was giving Nick his books, she went home
5) I was used to getting up early when I had gone sailing
6) When George was meeting Diana at the party, he was thinking that he saw her before