从A、B、C、D四个选项中，选出可以填入空白处的最佳答案。

　　The day before Mother's Day, Mrs．Berry asked her students to make a card for their mothers．She passed out paper and pieces of cloth．

　　Elizabeth looked for a while at the blue cloth and began to cut it．Then she 　　1　　 her paper in half and began writing．When Elizabeth finally looked at the message the teacher gave on the paper, she noticed something else．She felt her 　　2　　 grow hot-she hadn't heard that anyone who didn't have a mother could make one for a grandmother or an aunt．

　　As her teacher walked to her, Elizabeth tried 　　3　　 her card with her arm, but Mrs．Berry gently 　　4　　 it so that she could read it．Elizabeth sat 　　5　　 , waiting for her to say something, but she saw a 　　6　　 roll down Mrs．Berry's face．She had never made Mrs．Berry so upset．

　　When school was over, Elizabeth 　　7　　 until all the other kids left so that she could 　　8　　．“I'm sorry for not listening．I'll make another card 　　9　　 you want．I'll do it 　　10　　 and bring it tomorrow．”

　　“ 　　11　　 are you talking about? ” asked Mrs．Berry．

　　“My Mother's Day card．I know you’re upset because I didn't do it 　　12　　．”

　　“Elizabeth, that was the 　　13　　 card in the whole class．It was so 　　14　　 that it made me cry．”

　　Elizabeth was so 　　15　　 that she ran out of the class-room．

　　When her father came home from work that night, Elizabeth 　　16　　 to give him the card early．

　　On the front of the card was a 　　17　　 of Elizabeth's father, with a blue piece of cloth cut like his hair．Inside the card she had written：

　　Dear Dad,

　　I know you work really hard to be both a 　　18　　 and a father．I want to thank you and 　　19　　 you a Happy Mother's Day!

　　When her dad read the card he started 　　20　　 , just like Mrs Berry did．

Love,

Elizabeth

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