四、听短文，根据所听内容填写所缺的单词，每空仅填一词。短文听两遍。（每小题1.5分，共4.5分）
18. Where is Emma Miller from?
She is from .
19. Which class is she in?
She is in Class , Grade 7.
20. How long will Gina stay in her class?
She will stay here for years.

18. America 19. 3 20. two / 2