accomplish vt. /complete vt.&a. /achieve vt.
accomplish的词义是“成功地完成每项任务”，尤其指经过一定努力后完成;complete主要指“全部完成了，没有剩下”，另外complete也是形容词，意为“完整的，完全的”;achieve与accomplish相近，指“经过努力最终达到预期的目标”。
例：I knew that I had accomplished something during my first year in Beijing.
我知道在北京的第一年我已经取得了一些成就。
I have just completed the revision of this report.
我刚刚完成对报告的修订。
He went to London without having achieved any success.
他一事无成便去了伦敦。