如何使用 "perform" 造句

1. So why did the economies overall perform so poorly ?
为什么经济整体表现如此之差?
2. These movements can also be used to perform other tasks , like adjust volume or open the notifications center .
这些动作也可以用来进行其它操作,比如调节音量,开启通知中心等。
3. Pharmaceutical companies ( and the outside firms they hire ) perform competitive intelligence in a variety of ways .
制药企业(以及他们聘请的外部机构)通过多种方式进行竞争情报收集。
4. Why did united russia perform so dismally ?
为何统一俄罗斯党表现如此暗淡呢?
5. The researchers perform a physical examination on a panda cub .
研究人员在对一只熊猫幼崽进行全身检查。