根据句子意思，用括号中所给的正确形式填空。 1. His _______ (die) was a great loss to the whole world. 2. Many film stars had been ______ (sing) before they entered the film industry. 3. Although she is not a beauty, many people find her ________ (attract). 4. She would like _______ (help) others in need. 5. You'd better _______ (not play) on the road. 6. A film called A Strange Woman's Letter is ________ (adapt) from Stefan Zweig's works. 7. Audrey Hepburn's great ________ (achieve) is to be a humanitarian.