语法填空。
根据句子意思，用所给单词的适当形式填空，未提供单词的限填一词，将答案写在答题卡上。（共10小题, 每小题1分）
One day, Pierre, __  __   worked in a government office, received an __  __   (invite) to a palace ball. His wife, Mathilde, had no money __  __    (buy) jewellery, so she borrowed a beautiful necklace(项链) from ________ (she) friend, Jeanne. She looked very beautiful. And they had ______ wonderful time that evening.
But after the ball, she _______ (find) the necklace missing. They had to borrow a lot of money   ____   buy a new one for Jeanne. In order to pay back the money, they worked day and night _______ 10 years. Mathilde became very old, so Jeanne didn't recognize her when they met in a park 10 years ______ (late). From this story, we know a person shouldn't be affected by vanity(虚荣心),   ___   it will cost him a lot.