黑人少年遭枪击引发抗议

2. emerge vi.出现; 显出; 暴露
例句：It emerged that her past behaviour was far from irreproachable.
事实表明, 她过去的行为绝非无可非议。

3. suffer vt.忍受, 容忍；容许, 允许；遭受, 蒙受
例句：He suffered the humiliation of being forced to resign.
他蒙受了被迫辞职的羞辱。

4. respond v. 回答; 回报; 响应
例句：They responded my joke by laughing.
他们对我的笑话报以大笑。

5. spot vt.看出, 认出
例句：I spotted him in the crowd.
我在人群中认出了他。

6. confront vt. 迎面遇到;面临;遭遇
例句：The soldiers were confronted by two terrorists as they left their camp.
士兵们离开营房时,迎面遇到两个恐怖分子。

7. spark vt.使大感兴趣；导致
例句：This accidental killing sparked major riots in the cities.
这次意外的杀人事件导致了不少城市的大骚乱。

8. intensity n.强烈, 剧烈；(感情的)强烈程度
例句：I didn't realize the intensity of people's feelings on this issue.
我没有意识到这一问题能引起群情激奋。

9. factor n.因素, 要素
例句：Industry and modesty are the chief factors of his success.
勤奋和谦虚是他成功的主要因素。

10. demonstrate vt. 说明, 演示; 论证, 证明
例句：All of those demonstrated the correctness of his analysis.
这一切都证明了他分析的正确性。