单项选择

• 1、

  The two boys in Chicago were（　）.

• 2、

  Differences of Policemen Real policeme

• 3、

  Differences of Policemen Real policeme

• 4、

  Differences of Policemen Real policeme

• 5、

  Differences of Policemen Real policeme

• 6、

  Differences of Policemen Real policeme