阅读短文，根据短文内容，从短文后的五个选项中选出能填入空白处的最佳选项。选项中有一多余选项。 Joe Green is a postman. He works all day and meets his friends in the club in the evening. 1_____. It was August 26th. He was on his way home when he saw a UFO in the sky. Joe got out of his car, and watched it. Finally, it stopped in a park. Joe was very excited. He walked towards the UFO and got in. Then, it took off! Joe was worried. He didn't know what to do. The UFO flew into the sky. 2_____. Joe went home and told his wife the story. She didn't believe him. He went to the police station and told the policeman there. 3_____. Finally, Joe went to the club and told his friends. They laughed at him. A UFO?! A trip into the sky?! They thought it was a joke. Joe didn't care. He knew it was true. 4_____. A. He went swimming after work B. The policeman didn't believe him, either C. After several minutes it returned to the same park D. But there was a strange thing happened last summer E. Now he goes to the same park every night and waits for the UFO