到目前为止，只有十名学生完成了作业。

___So ___far, only ten students have completed the assignment.

到目前为止，我非常喜欢我的新工作。

___So ___far, I enjoy my new job very much.

到目前为止，我们还没有收到任何投诉。

We haven't received any complaints ___so ___far.