英语首字母填空.今晚八点半之前一定要出来.我在此谢谢了.

英语首字母填空.今晚八点半之前一定要出来.我在此谢谢了.
David was a door-to-door book salesman (销售员）.Most of the h____________ were not interested in his books.Usually b_________ he had enough time to say anything about his books,the women c________ their doors.But he didn’t give up (放弃).David decided to bring each of them a present,a small bottle of perfume (香水）he had made himself.He s______ found that the women liked the perfume b_________ than the books.He stopped selling books to sell perfume i________ and started his won company.
When you do nothing,you learn n_________,but when you try,you may be successful.