Who is lying？

到底是誰(shuí)在撒謊？

A crime（犯罪）happens near Dinos house. A man walks along a road.?Suddenly， someone shoots（射擊）him. He falls backwards（向后倒）and?hurts（受傷）the back of his head.

A policeman sends him to the hospital. The man tells the story. The gunman?（槍手）has red hair. And he wears a white suit. The police find a suspect（嫌疑犯）. His name is David.

David says，“I just walked around the street. And I saw a gunman. He shot?this man from behind. Then I ran away.”

Detective Paul hears the story?and says，“David is lying. He is likely?to be（有可能是）the gunman.”

Do you know why David could be the gunman？

（答案請(qǐng)見(jiàn)P48）

（樂(lè)樂(lè)/摘編）