根据短文内容选词填空。

　　Mark Twain was a very famous American writer．He was good at telling 　　1　　 stories to make other people happy．But 　　2　　 somebody played a joke on him．

　　One day, Mark Twain was invited to give a lecture(演讲)in a small town．After the lecture, he met a young man at lunch．He knew that the young man had an uncle who never smiled 　　3　　 laughed．The young man told Mark Twain that 　　4　　 and nothing could make his uncle laugh．

　　“　　5　　 your uncle to my lecture this evening,”said Mark Twain,“I'll tell some interesting stories and I'm 　　6　　 I can make him laugh．”

　　That evening the young man came to Mark Twain's lecture with his uncle．They sat in the first row of the hall．Mark Twain looked at the old man and told some funny(有趣的)stories, which made people in the hall laugh．But there was still no 　　7　　 on the old man's face．Mark Twain told the funniest stories he knew．But the old man still didn't laugh．At last, Mark Twain 　　8　　．He felt very discouraged(失望的)．He was very surprised at the old man．

　　Some days 　　9　　, Mark Twain met a friend and told him about his bad experience in the small town．

　　“Oh,”said his friend,“I know what 　　10　　 to that old man．He has been deaf(聋的)for years．”

1．________　　2．________　　3．________　　4．________　　5．________

6．________　　7．________　　8．________　　9．________　　10．________

根据短文内容及首字母提示，填写所缺单词，

　　Chuck Wall teaches management and human relations at Bakersfield College．He walked into class one day and told his students that their h　　1　　 was to perform one act of random(任意的)kindness．His students did not understand the assignment(任务), but the professor would not answer their questions．He e　　2　　 his students to find it out for themselves．

　　One week later, the students entered the classroom excited to s　　3　　 their stories．One student told of distributing blankets to the homeless, another had contacted a long, lost friend, and another student r　　4　　 that he had helped a dog to find its owner．Students were energized(激励)by the homework assignment and wanted other people to be kind too．W　　5　　the support of local businesses, the students made stickers to put on cars that invited people to do something k　　6　　 for others．They sold the stickers and decided to donate the money to a center for the blind –not surprising as Professor Wall is blind．Since then, s　　7　　 kindness activities have been organized in schools all over the world．Many schools organize a Random Acts of Kindness Week, a　　8　　November 13, to celebrate World Kindness Day．Some schools use each day of Random Acts of Kindness Week to performd　　9　　 kind acts, such as making a new friend, helping someone, doing community service, or raising money for a charity．Students learn to c　　10　　other people and think about how small actions can make the world a better place．