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。
It's the first day of school. Lily can't (find) her yellow eraser. She sees one on Anna's desk.
"Excuse me. (these) is my eraser, Lily says to Anna.
"No, it is (I). Look! My is on it—ANNA BROWN, Anna says.
I'm sorry. I have a yellow eraser, Lily says," but it's lost."
Let me (help) you find it.
They start(开始) to look for(寻找) the eraser the classroom. At last, Anna finds the eraser" Here you are," says Anna.
"Thank you for (help) me, Anna, "Lily says.
You're Anna says. And the two (girl) become(成为) good friends.