【病句诊断】

We accomplished the task successfully.

我们圆满地完成得了任务。

【辨析讲解】

Accomplish 做完成解时，其本身就有completely和successfully的含义，再加successfully，意思就重复了。

【诊断结果】

We accomplished the task,

【举一反三】

The worker accomplished their tasks ahead of time.

工人们提前完成了任务。