He efficiently completed the task I gave him.

他三下五除二把我交给的任务完成了。

youdao

So happy that I've completed the task finally.

太高兴啦。我终于完成工作任务啦。

youdao

He has completed the task.

他完成了这个任务。

youdao

I have completed the task.

我的任务完成了。

youdao

You could have completed the task a little earlier.

你本来能早点完成任务的。

youdao

By the end of this year we shall have completed the task.

到今年年底我们将完成任务。

youdao

By the end of this year we shall have completed the task.

到今年年底我们将完成任务。

youdao