1.independent a.独立的；自主的；独自的

The former colonial possessions are now independent states.
以前的许多殖民地现已成为独立的国家。

2.effect n.效应；结果

The aspirins soon took effect.
服下的阿司匹林药片很快见效了。

3.slump n.暴跌；低潮状态

Sales have slumped in the last month.
上月销售量骤降。

4.spectacular a.壮观的；令人惊叹的

We watched a spectacular sunset at the beach.
我们在海边欣赏了非常壮观的日落。

5.failure n.失败；失败者；不及格

I shall have another chance in the event of failure.
如果失败，我还有另一个机会。