题目内容：

阅读下面短文，按照句子结构的语法性和上下文连贯的要求，在空格处填入一个适当的词或使用括号中词语的正确形式填空，并将答案填写在答卷标号为16-25的相应位置上。

Recently I failed an exam．However,   1.  I came out of my teacher's office．I told myself: "Smile! It's not so serious. "

    I smiled a big smile and   2.   worked a little, really．

Everyone gets   3.   （frustrate） sometimes．I used to be always influenced by pressure and I was often in low spirits．But one day I came   4.  a sentence in the Bible: “Do not be anxious about tomorrow, for tomorrow will he anxious for itself．Let the day's own trouble be sufficient for the day．" It suddenly struck me: " 5.  （worry） about a problem doesn't help．Why not just give a big smile and face up   6. the trouble?"

Now every time I want to cry, I remind myself that   7.  （laugh） is better than tears and anger．I   8. （convince） that there's something magical about a smile．A smile helps me recover confidence and gives me   9. courage to move on．

Remember, whenever you're faced with a setback, whenever you've been treated unfairly, all it takes is determination and you can feel happy again．Smile at life． 10. it will shine on you．