阅读下而材料．在空白处填入适当的内容（不多于3个单词）或括号内单词的正确形式。

Alan: Racial prejudice continued to be exercised by the authorities long after the end of the slavery   and the    小题1:     (liberate) of slaves in the United States of America. You only have to look  into this case to see  小题2:    I mean.

Gina: So what's the ease about?

Alan: It's about a handful of black teenagers accused   小题3:   robbery

Gina: How did they come to be accused?

Alan: Some white teenagers said they had been attacked by black teenagers and the police   小题4: were  looking for them stopped a train and searched it. They and several other black and white      people on board were found riding the train without  小题5:  (possess) tickets. Two of the          white women swore that they  小题6:   (rob) of their cash and chequebook by these boys.

Gina: Then what happened?

Alan: They were arrested and sentenced to death

Gina: So what was the problem?

Alan: At first they were kept under high security and not allowed   小题7:     (see) lawyers. When they  were finally tried, the jury(陪审团）  was all white and so was   小题8:    judge. 

Gina: They still might have been guilty.

Alan: No. One of the women later admitted she had lied Despite this, only four of them were

released. By then, they had spent six years in prison. The  小题9:  were either sent to jail forseventy five years or sentenced to death.

Gina: So what happened? Was there a happy en ding?

Alan: Not really. In the end none of them spent less than ten years in prison. Twenty four years later.  only long after they had all died, were all of them小题10: (final) pardoned.