用所给单词的正确形式填空。 1．Mary promised to help the ________ students to the best of her ________. (able) 2．In order ________ (attract)the attention of the ________ (passer-by), he dressed up ________ (attract)． 3．Yao Ming's ________ is so great that it has brought him both money and reputation. (perform) 4．She enjoys playing all kinds of ________ instruments and she wishes one day she would become the best ________ of the world. (music) 5．Her new business has turned out a nice little ________. She doubled the ________ the second month. (earn) 6．Some well ________ writers were ________ before their death and they had to struggle for life painfully. (know) 7．The play is ________ based on her childhood in England. (loose) 8．When the police found out the ________ was actually lying, they decided to take ________ and they arrested her the following day. (act) 9．My ________ classmate Li Ying gave a lecture on how to learn word ________. (form) 10．The ________ company has developed very good ________ for the product, so that it sells fast. (advertise)