根据下列各句句意及所给的首字母或汉语提示,写出所缺的正确形式。 1. It was by accident that he broke the valuable vase. He didn't do that _______ (故意). 2. She is so m_______ that I have never seen her angry look. 3. They often ________ (捐赠) food and clothing to the poor. 4. They were upset to see their soldiers heavily d_______ in the last battle. 5. Many people take this shortcut (捷径) for _______ (方便). 6. Her story was p______; I found it hard to believe. 7. Her new book has a_______ a lot attention. 8. Her speech made quite an ______ (印象) on the audience. 9. P_____ (在……之前) to her departure, she bought many new shoes. 10. Don't be so g_______ --- leave some of the food for the rest of us.