阅读下面短文，在空白处填入一个适当的词，或填入括号中所给单词的正确形式。
Did you watch that popular TV show A Smile Is Beautiful this summer vacation? Yang Yang, 25, plays ____ important role in it. He acts a good-looking and smart college student who is ____ (talent) in playing games. Many people think Yang is the right person for the role not only because____ his good look. He also has a nice smile, and likes to play games.
Now, Yang is becoming ____ (popular) than before. People like to call him "Little Fresh Meat". At the end of the year 2015, Yang ____ (win) the Most Influential (影响力的)TV Actor.
Yang always says, "I hope ____ will be different kinds of acting roles for me in the future. I expect ____ (make) my dream come true."
"He is always trying to improve ____ (him). If he ____ (feel) his acting is not good, he will ask to try it again. He takes his work ____ (serious)." Su Youpeng, director of movie The Left Ear, said in a talk show.
在一个周期内的图象如下，此函数的解析式为 
