perform的名词
perform的名词是performance;
perform
v.做;履行;执行;演出;表演;工作,运转(好 / 不好)
第三人称单数 performs
现在分词 performing
过去式 performed
过去分词 performed
The tasks had to be performed in a particular sequence.
这些任务必须按一定次序去执行。
The manager decided to choose a responsible person to perform the task.
经理决定挑选一名有责任心的人来执行这项任务。
This operation has never been performed in this country.
这个国家从未做过这种手术。