attend侧重主从关系，即下级对上级，学生对老师等，或表恭、服侍。

escort通常指用车或人在陆上伴随、护送，其目的是保护或出于礼节。

6.initial adj.最初的；开始的；第一的

7.dissident n.持异议者, 公开大唱反调者;持不同政见者,反对派

例句：That was the dissident movement in Poland.

那是波兰的持不同政见者的运动。

8.maximise vt.使(某事物)增至最大限度

例句：to maximise returns to shareholders

使股东的利润最大化

9.confer vt.授予, 赋予（奖项、学位、荣誉或权利）

例句：Jogging will confer striking benefits.

慢跑会带来明显益处。

1.They were initially confronted by riot police who opened fire with tear gas and shotguns, but the police then pulled back and left.

pull back(使)(某人, 尤指一组士兵)撤出阵地

例句：The platoon pulled back to safety.

这一排士兵撤回到了安全地带。

2.For a short while, police in riot gear kept the protesters out, but then they suddenly stood aside and jubilant crowds pulled in.

stand aside站到一边

例句：Stand aside and let us past!

闪开, 让我们过去!

3.In a word, it's not just joy that we're feeling, but relief that what had been difficult days for our colleagues are now over.